<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:019e1e01-d3d7-735a-b7fc-a65aa2d29d1c,g:88ca2ae2-dd54-42ba-98d3-46cda93b083f-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:arcroleRef arcroleURI="https://xbrl.org/2023/arcrole/summation-item" xlink:type="simple" xlink:href="https://www.xbrl.org/2023/calculation-1.1.xsd#summation-item"/>
  <link:roleRef roleURI="http://www.thryv.com/role/ConsolidatedStatementsofOperationsandComprehensiveLossIncomeunaudited" xlink:type="simple" xlink:href="thry-20260630.xsd#ConsolidatedStatementsofOperationsandComprehensiveLossIncomeunaudited"/>
  <link:calculationLink xlink:role="http://www.thryv.com/role/ConsolidatedStatementsofOperationsandComprehensiveLossIncomeunaudited" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019e1e01-d49a-7703-ab0e-f2ec8a8ce5c7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_019e1e01-d49a-7bb2-a00f-1d1ee2040180" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019e1e01-d49a-7703-ab0e-f2ec8a8ce5c7" xlink:to="loc_us-gaap_OperatingIncomeLoss_019e1e01-d49a-7bb2-a00f-1d1ee2040180" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseNonoperating_019e1e01-d49a-73e8-a33e-22edf3b2e915" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestExpenseNonoperating"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019e1e01-d49a-7703-ab0e-f2ec8a8ce5c7" xlink:to="loc_us-gaap_InterestExpenseNonoperating_019e1e01-d49a-73e8-a33e-22edf3b2e915" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent_019e1e01-d49a-776f-8de2-573cf2fa645c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019e1e01-d49a-7703-ab0e-f2ec8a8ce5c7" xlink:to="loc_us-gaap_NetPeriodicDefinedBenefitsExpenseReversalOfExpenseExcludingServiceCostComponent_019e1e01-d49a-776f-8de2-573cf2fa645c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_019e1e01-d49a-7c30-bfa6-69934bf8cf36" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherNonoperatingIncomeExpense"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019e1e01-d49a-7703-ab0e-f2ec8a8ce5c7" xlink:to="loc_us-gaap_OtherNonoperatingIncomeExpense_019e1e01-d49a-7c30-bfa6-69934bf8cf36" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_019e1e01-d49a-7db2-addc-b762ba40fc0a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostsAndExpenses_019e1e01-d49a-732c-947c-2a43028ee15f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CostsAndExpenses"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_019e1e01-d49a-7db2-addc-b762ba40fc0a" xlink:to="loc_us-gaap_CostsAndExpenses_019e1e01-d49a-732c-947c-2a43028ee15f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_019e1e01-d49a-7b81-9b44-d8f29da4cbb2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GrossProfit"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_019e1e01-d49a-7db2-addc-b762ba40fc0a" xlink:to="loc_us-gaap_GrossProfit_019e1e01-d49a-7b81-9b44-d8f29da4cbb2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostsAndExpenses_019e1e01-d49a-78e8-9e40-d0591c1b5e9f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CostsAndExpenses"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingAndMarketingExpense_019e1e01-d49a-7e3e-83b3-6605b0b25525" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SellingAndMarketingExpense"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_019e1e01-d49a-78e8-9e40-d0591c1b5e9f" xlink:to="loc_us-gaap_SellingAndMarketingExpense_019e1e01-d49a-7e3e-83b3-6605b0b25525" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpense_019e1e01-d49a-7d62-9b96-d9bd09a1cfd1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ResearchAndDevelopmentExpense"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_019e1e01-d49a-78e8-9e40-d0591c1b5e9f" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpense_019e1e01-d49a-7d62-9b96-d9bd09a1cfd1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GeneralAndAdministrativeExpense_019e1e01-d49a-7c44-a8e8-e8246adce063" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GeneralAndAdministrativeExpense"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_019e1e01-d49a-78e8-9e40-d0591c1b5e9f" xlink:to="loc_us-gaap_GeneralAndAdministrativeExpense_019e1e01-d49a-7c44-a8e8-e8246adce063" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_019e1e01-d49a-701e-aec6-d248d595680f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_019e1e01-d49a-75a8-a5b7-9f2c508b2942" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_019e1e01-d49a-701e-aec6-d248d595680f" xlink:to="loc_us-gaap_NetIncomeLoss_019e1e01-d49a-75a8-a5b7-9f2c508b2942" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent_019e1e01-d49a-7cba-8a43-53a07e2697f3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_019e1e01-d49a-701e-aec6-d248d595680f" xlink:to="loc_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent_019e1e01-d49a-7cba-8a43-53a07e2697f3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_019e1e01-d49a-770d-94ca-d5c13204c89a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GrossProfit"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_019e1e01-d49a-773f-a803-f61a177fe002" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_019e1e01-d49a-770d-94ca-d5c13204c89a" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_019e1e01-d49a-773f-a803-f61a177fe002" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfGoodsAndServicesSold_019e1e01-d49a-7b9d-929d-5b7d88ebcc87" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CostOfGoodsAndServicesSold"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_GrossProfit_019e1e01-d49a-770d-94ca-d5c13204c89a" xlink:to="loc_us-gaap_CostOfGoodsAndServicesSold_019e1e01-d49a-7b9d-929d-5b7d88ebcc87" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_019e1e01-d49a-7649-8480-205c49ec2585" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019e1e01-d49a-7f83-884d-b2abef9b079a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_019e1e01-d49a-7649-8480-205c49ec2585" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_019e1e01-d49a-7f83-884d-b2abef9b079a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_019e1e01-d49a-7760-8f40-7b08ce6eed99" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_019e1e01-d49a-7649-8480-205c49ec2585" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_019e1e01-d49a-7760-8f40-7b08ce6eed99" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.thryv.com/role/ConsolidatedBalanceSheets" xlink:type="simple" xlink:href="thry-20260630.xsd#ConsolidatedBalanceSheets"/>
  <link:calculationLink xlink:role="http://www.thryv.com/role/ConsolidatedBalanceSheets" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesNoncurrent_019e1e01-d49a-7b36-8bef-8a5448c73609" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LiabilitiesNoncurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_019e1e01-d49a-7044-b8b8-f11418a53f1c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesNoncurrent_019e1e01-d49a-7b36-8bef-8a5448c73609" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_019e1e01-d49a-7044-b8b8-f11418a53f1c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermLineOfCredit_019e1e01-d49a-7c1a-9b98-a7aa50ea96ee" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermLineOfCredit"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesNoncurrent_019e1e01-d49a-7b36-8bef-8a5448c73609" xlink:to="loc_us-gaap_LongTermLineOfCredit_019e1e01-d49a-7c1a-9b98-a7aa50ea96ee" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent_019e1e01-d49a-724a-b17e-990d389cb3ef" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesNoncurrent_019e1e01-d49a-7b36-8bef-8a5448c73609" xlink:to="loc_us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent_019e1e01-d49a-724a-b17e-990d389cb3ef" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLongTermDebtNoncurrent_019e1e01-d49a-7220-948e-a7c9d26b5ca9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherLongTermDebtNoncurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesNoncurrent_019e1e01-d49a-7b36-8bef-8a5448c73609" xlink:to="loc_us-gaap_OtherLongTermDebtNoncurrent_019e1e01-d49a-7220-948e-a7c9d26b5ca9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_019e1e01-d49a-7b41-835e-481fdbe77533" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_Assets"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization_019e1e01-d49a-7e79-80c1-de808fcf18f0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019e1e01-d49a-7b41-835e-481fdbe77533" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization_019e1e01-d49a-7e79-80c1-de808fcf18f0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_019e1e01-d49a-7cd4-96c9-88fa17746e77" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_Goodwill"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019e1e01-d49a-7b41-835e-481fdbe77533" xlink:to="loc_us-gaap_Goodwill_019e1e01-d49a-7cd4-96c9-88fa17746e77" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_019e1e01-d49a-7efe-a94f-576830323682" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019e1e01-d49a-7b41-835e-481fdbe77533" xlink:to="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_019e1e01-d49a-7efe-a94f-576830323682" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_019e1e01-d49a-7ba8-9ea4-b69aabc5ed6f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AssetsCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019e1e01-d49a-7b41-835e-481fdbe77533" xlink:to="loc_us-gaap_AssetsCurrent_019e1e01-d49a-7ba8-9ea4-b69aabc5ed6f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_019e1e01-d49a-7c45-8c74-82116372647b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherAssetsNoncurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019e1e01-d49a-7b41-835e-481fdbe77533" xlink:to="loc_us-gaap_OtherAssetsNoncurrent_019e1e01-d49a-7c45-8c74-82116372647b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxAssetsNet_019e1e01-d49a-74cf-9e40-9abca22d0cb9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredIncomeTaxAssetsNet"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019e1e01-d49a-7b41-835e-481fdbe77533" xlink:to="loc_us-gaap_DeferredIncomeTaxAssetsNet_019e1e01-d49a-74cf-9e40-9abca22d0cb9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_019e1e01-d49a-7895-8333-eee3c69fed0e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AssetsCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019e1e01-d49a-745f-9f83-ff642595df3d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019e1e01-d49a-7895-8333-eee3c69fed0e" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019e1e01-d49a-745f-9f83-ff642595df3d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_019e1e01-d49a-7e84-b865-d2cf119ed734" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccountsReceivableNetCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019e1e01-d49a-7895-8333-eee3c69fed0e" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_019e1e01-d49a-7e84-b865-d2cf119ed734" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerAssetNetCurrent_019e1e01-d49a-78d1-9e28-9e5fb394f28d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ContractWithCustomerAssetNetCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019e1e01-d49a-7895-8333-eee3c69fed0e" xlink:to="loc_us-gaap_ContractWithCustomerAssetNetCurrent_019e1e01-d49a-78d1-9e28-9e5fb394f28d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxesReceivable_019e1e01-d49a-7d49-8e80-be97defc694f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeTaxesReceivable"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019e1e01-d49a-7895-8333-eee3c69fed0e" xlink:to="loc_us-gaap_IncomeTaxesReceivable_019e1e01-d49a-7d49-8e80-be97defc694f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredCostsCurrent_019e1e01-d49a-76d7-a861-add3acee79a0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredCostsCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019e1e01-d49a-7895-8333-eee3c69fed0e" xlink:to="loc_us-gaap_DeferredCostsCurrent_019e1e01-d49a-76d7-a861-add3acee79a0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_019e1e01-d49a-7512-81d9-a50856e9e8d5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019e1e01-d49a-7895-8333-eee3c69fed0e" xlink:to="loc_us-gaap_PrepaidExpenseAndOtherAssetsCurrent_019e1e01-d49a-7512-81d9-a50856e9e8d5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_019e1e01-d49a-73fd-82cd-fa0ecda08ac7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesNoncurrent_019e1e01-d49a-7e31-ab10-1fe3d4769a39" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LiabilitiesNoncurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_019e1e01-d49a-73fd-82cd-fa0ecda08ac7" xlink:to="loc_us-gaap_LiabilitiesNoncurrent_019e1e01-d49a-7e31-ab10-1fe3d4769a39" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingencies_019e1e01-d49a-7277-b313-f8e56a6302d6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CommitmentsAndContingencies"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_019e1e01-d49a-73fd-82cd-fa0ecda08ac7" xlink:to="loc_us-gaap_CommitmentsAndContingencies_019e1e01-d49a-7277-b313-f8e56a6302d6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_019e1e01-d49a-7851-adc9-cb22a3c4c4a7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StockholdersEquity"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_019e1e01-d49a-73fd-82cd-fa0ecda08ac7" xlink:to="loc_us-gaap_StockholdersEquity_019e1e01-d49a-7851-adc9-cb22a3c4c4a7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_019e1e01-d49a-7ada-ad4f-2e44baccce0a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_019e1e01-d49a-73fd-82cd-fa0ecda08ac7" xlink:to="loc_us-gaap_LiabilitiesCurrent_019e1e01-d49a-7ada-ad4f-2e44baccce0a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_019e1e01-d49a-7456-b5fa-b8535a943c7f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLongTermDebtCurrent_019e1e01-d49a-708d-8dbe-66e386d94d2d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherLongTermDebtCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019e1e01-d49a-7456-b5fa-b8535a943c7f" xlink:to="loc_us-gaap_OtherLongTermDebtCurrent_019e1e01-d49a-708d-8dbe-66e386d94d2d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerLiabilityCurrent_019e1e01-d49a-7e46-8848-067f5d460282" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ContractWithCustomerLiabilityCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019e1e01-d49a-7456-b5fa-b8535a943c7f" xlink:to="loc_us-gaap_ContractWithCustomerLiabilityCurrent_019e1e01-d49a-7e46-8848-067f5d460282" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableCurrent_019e1e01-d49a-7c42-b99d-ece158b3912c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccountsPayableCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019e1e01-d49a-7456-b5fa-b8535a943c7f" xlink:to="loc_us-gaap_AccountsPayableCurrent_019e1e01-d49a-7c42-b99d-ece158b3912c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_019e1e01-d49a-7f95-b012-c96663f5f8b4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccruedLiabilitiesCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019e1e01-d49a-7456-b5fa-b8535a943c7f" xlink:to="loc_us-gaap_AccruedLiabilitiesCurrent_019e1e01-d49a-7f95-b012-c96663f5f8b4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilityForUncertainTaxPositionsCurrent_019e1e01-d49a-721a-98f6-ad36444aaac1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LiabilityForUncertainTaxPositionsCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019e1e01-d49a-7456-b5fa-b8535a943c7f" xlink:to="loc_us-gaap_LiabilityForUncertainTaxPositionsCurrent_019e1e01-d49a-721a-98f6-ad36444aaac1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesCurrent_019e1e01-d49a-7583-8c91-c0bbcff232b5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherLiabilitiesCurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019e1e01-d49a-7456-b5fa-b8535a943c7f" xlink:to="loc_us-gaap_OtherLiabilitiesCurrent_019e1e01-d49a-7583-8c91-c0bbcff232b5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_019e1e01-d49a-7167-bb58-66334e4922e6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TreasuryStockCommonValue_019e1e01-d49a-7d24-92b3-8c1727146158" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TreasuryStockCommonValue"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019e1e01-d49a-7167-bb58-66334e4922e6" xlink:to="loc_us-gaap_TreasuryStockCommonValue_019e1e01-d49a-7d24-92b3-8c1727146158" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValue_019e1e01-d49a-78b2-a118-d8c6f26a36e5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CommonStockValue"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019e1e01-d49a-7167-bb58-66334e4922e6" xlink:to="loc_us-gaap_CommonStockValue_019e1e01-d49a-78b2-a118-d8c6f26a36e5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_019e1e01-d49a-768b-9ecc-8fa0f49d1dc0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019e1e01-d49a-7167-bb58-66334e4922e6" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_019e1e01-d49a-768b-9ecc-8fa0f49d1dc0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_019e1e01-d49a-7eaa-8b7d-99713bd9abe5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019e1e01-d49a-7167-bb58-66334e4922e6" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_019e1e01-d49a-7eaa-8b7d-99713bd9abe5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapital_019e1e01-d49a-7239-ad2f-f1d599eff278" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AdditionalPaidInCapital"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_019e1e01-d49a-7167-bb58-66334e4922e6" xlink:to="loc_us-gaap_AdditionalPaidInCapital_019e1e01-d49a-7239-ad2f-f1d599eff278" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.thryv.com/role/ConsolidatedStatementsofCashFlows" xlink:type="simple" xlink:href="thry-20260630.xsd#ConsolidatedStatementsofCashFlows"/>
  <link:calculationLink xlink:role="http://www.thryv.com/role/ConsolidatedStatementsofCashFlows" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019e1e01-d49a-7ee7-a344-a6da06c93a42" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromLongTermLinesOfCredit_019e1e01-d49a-75f7-b294-42aa1950a7e3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromLongTermLinesOfCredit"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019e1e01-d49a-7ee7-a344-a6da06c93a42" xlink:to="loc_us-gaap_ProceedsFromLongTermLinesOfCredit_019e1e01-d49a-75f7-b294-42aa1950a7e3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfLongTermLinesOfCredit_019e1e01-d49a-7725-a1ea-51fcdef9aa0f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RepaymentsOfLongTermLinesOfCredit"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019e1e01-d49a-7ee7-a344-a6da06c93a42" xlink:to="loc_us-gaap_RepaymentsOfLongTermLinesOfCredit_019e1e01-d49a-7725-a1ea-51fcdef9aa0f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_019e1e01-d49a-7852-9cad-892d278c22b1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromPaymentsForOtherFinancingActivities"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019e1e01-d49a-7ee7-a344-a6da06c93a42" xlink:to="loc_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_019e1e01-d49a-7852-9cad-892d278c22b1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinanceLeasePrincipalPayments_019e1e01-d49a-7808-ae43-24c18ac64aca" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FinanceLeasePrincipalPayments"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019e1e01-d49a-7ee7-a344-a6da06c93a42" xlink:to="loc_us-gaap_FinanceLeasePrincipalPayments_019e1e01-d49a-7808-ae43-24c18ac64aca" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfSeniorDebt_019e71c8-8716-7b46-a988-097428f4c972" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RepaymentsOfSeniorDebt"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019e1e01-d49a-7ee7-a344-a6da06c93a42" xlink:to="loc_us-gaap_RepaymentsOfSeniorDebt_019e71c8-8716-7b46-a988-097428f4c972" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e1e01-d49a-74a8-b000-1097a9c79c01" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_019e1e01-d49a-755f-8ec5-ca7e6b5fc1eb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e1e01-d49a-74a8-b000-1097a9c79c01" xlink:to="loc_us-gaap_NetIncomeLoss_019e1e01-d49a-755f-8ec5-ca7e6b5fc1eb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationAndAmortization_019e1e01-d49a-7fa2-91ec-389bda91573a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DepreciationAndAmortization"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e1e01-d49a-74a8-b000-1097a9c79c01" xlink:to="loc_us-gaap_DepreciationAndAmortization_019e1e01-d49a-7fa2-91ec-389bda91573a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfDeferredSalesCommissions_019e1e01-d49a-7929-b130-ea302f585b89" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AmortizationOfDeferredSalesCommissions"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e1e01-d49a-74a8-b000-1097a9c79c01" xlink:to="loc_us-gaap_AmortizationOfDeferredSalesCommissions_019e1e01-d49a-7929-b130-ea302f585b89" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfFinancingCosts_019e1e01-d49a-726e-a5a9-817666cad8dd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AmortizationOfFinancingCosts"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e1e01-d49a-74a8-b000-1097a9c79c01" xlink:to="loc_us-gaap_AmortizationOfFinancingCosts_019e1e01-d49a-726e-a5a9-817666cad8dd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxesAndTaxCredits_019e1e01-d49a-72c0-89c1-5ba9b28df0f1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredIncomeTaxesAndTaxCredits"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e1e01-d49a-74a8-b000-1097a9c79c01" xlink:to="loc_us-gaap_DeferredIncomeTaxesAndTaxCredits_019e1e01-d49a-72c0-89c1-5ba9b28df0f1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProvisionForDoubtfulAccounts_019e1e01-d49a-7556-b493-a13ee05b7439" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProvisionForDoubtfulAccounts"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e1e01-d49a-74a8-b000-1097a9c79c01" xlink:to="loc_us-gaap_ProvisionForDoubtfulAccounts_019e1e01-d49a-7556-b493-a13ee05b7439" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensation_019e1e01-d49a-7534-b94d-a5faa2ba5b17" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ShareBasedCompensation"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e1e01-d49a-74a8-b000-1097a9c79c01" xlink:to="loc_us-gaap_ShareBasedCompensation_019e1e01-d49a-7534-b94d-a5faa2ba5b17" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionExpenseReversalOfExpenseNoncash_019e1e01-d49a-79b2-b93f-e1802e522f5e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PensionExpenseReversalOfExpenseNoncash"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e1e01-d49a-74a8-b000-1097a9c79c01" xlink:to="loc_us-gaap_PensionExpenseReversalOfExpenseNoncash_019e1e01-d49a-79b2-b93f-e1802e522f5e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNoncashIncomeExpense_019e1e01-d49a-720d-98a2-9177fe587f43" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherNoncashIncomeExpense"/>
    <link:calculationArc order="9" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e1e01-d49a-74a8-b000-1097a9c79c01" xlink:to="loc_us-gaap_OtherNoncashIncomeExpense_019e1e01-d49a-720d-98a2-9177fe587f43" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_019e1e01-d49a-7090-9c82-5bf237a93aa2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable"/>
    <link:calculationArc order="10" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e1e01-d49a-74a8-b000-1097a9c79c01" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_019e1e01-d49a-7090-9c82-5bf237a93aa2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_019e1e01-d49a-75f0-a5a2-cc66370e4527" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets"/>
    <link:calculationArc order="11" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e1e01-d49a-74a8-b000-1097a9c79c01" xlink:to="loc_us-gaap_IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets_019e1e01-d49a-75f0-a5a2-cc66370e4527" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_019e1e01-d49a-7b39-a339-a80469457273" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities"/>
    <link:calculationArc order="12" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e1e01-d49a-74a8-b000-1097a9c79c01" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_019e1e01-d49a-7b39-a339-a80469457273" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_019e1e01-d49a-72ce-8258-4757757dd4b7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInOtherOperatingLiabilities"/>
    <link:calculationArc order="13" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e1e01-d49a-74a8-b000-1097a9c79c01" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_019e1e01-d49a-72ce-8258-4757757dd4b7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_019e1e01-d49a-7d47-8e2f-3f704315ffc1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ForeignCurrencyTransactionGainLossBeforeTax"/>
    <link:calculationArc order="14" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e1e01-d49a-74a8-b000-1097a9c79c01" xlink:to="loc_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_019e1e01-d49a-7d47-8e2f-3f704315ffc1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_019e1e01-d49a-7879-88d0-350bdcbfe3f5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInContractWithCustomerLiability"/>
    <link:calculationArc order="15" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e1e01-d49a-74a8-b000-1097a9c79c01" xlink:to="loc_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_019e1e01-d49a-7879-88d0-350bdcbfe3f5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019e1e01-d49a-770e-a82d-5aa1836a18d6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireProductiveAssets_019e1e01-d49a-7b12-aed8-a5ae97fa7d09" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsToAcquireProductiveAssets"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019e1e01-d49a-770e-a82d-5aa1836a18d6" xlink:to="loc_us-gaap_PaymentsToAcquireProductiveAssets_019e1e01-d49a-7b12-aed8-a5ae97fa7d09" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_019e1e01-d49a-7095-a190-23ac5ff447b2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsForProceedsFromOtherInvestingActivities"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019e1e01-d49a-770e-a82d-5aa1836a18d6" xlink:to="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_019e1e01-d49a-7095-a190-23ac5ff447b2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019e1e01-d49a-7759-8d2f-fbca627fee45" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e1e01-d49a-7345-bbf8-1e624775504c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019e1e01-d49a-7759-8d2f-fbca627fee45" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019e1e01-d49a-7345-bbf8-1e624775504c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019e1e01-d49a-7c27-a29e-5f09d9ec9c52" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019e1e01-d49a-7759-8d2f-fbca627fee45" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019e1e01-d49a-7c27-a29e-5f09d9ec9c52" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019e1e01-d49a-7d9c-85e5-a9c18971d34d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019e1e01-d49a-7759-8d2f-fbca627fee45" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019e1e01-d49a-7d9c-85e5-a9c18971d34d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_019e1e01-d49a-7712-b3ac-fefdb15be2df" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019e1e01-d49a-7759-8d2f-fbca627fee45" xlink:to="loc_us-gaap_EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_019e1e01-d49a-7712-b3ac-fefdb15be2df" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.thryv.com/role/DescriptionofBusinessandSummaryofSignificantAccountingPoliciesScheduleofCashandCashEquivalentsDetails" xlink:type="simple" xlink:href="thry-20260630.xsd#DescriptionofBusinessandSummaryofSignificantAccountingPoliciesScheduleofCashandCashEquivalentsDetails"/>
  <link:calculationLink xlink:role="http://www.thryv.com/role/DescriptionofBusinessandSummaryofSignificantAccountingPoliciesScheduleofCashandCashEquivalentsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_019e1e01-d49a-7427-b5c1-6a0a139ac48c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019e1e01-d49a-7afc-9531-38f7b6db973c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_019e1e01-d49a-7427-b5c1-6a0a139ac48c" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_019e1e01-d49a-7afc-9531-38f7b6db973c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalents_019e1e01-d49a-71fa-979a-600ff8ad6c62" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RestrictedCashAndCashEquivalents"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_019e1e01-d49a-7427-b5c1-6a0a139ac48c" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalents_019e1e01-d49a-71fa-979a-600ff8ad6c62" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.thryv.com/role/DescriptionofBusinessandSummaryofSignificantAccountingPoliciesScheduleofReceivablesDetails" xlink:type="simple" xlink:href="thry-20260630.xsd#DescriptionofBusinessandSummaryofSignificantAccountingPoliciesScheduleofReceivablesDetails"/>
  <link:calculationLink xlink:role="http://www.thryv.com/role/DescriptionofBusinessandSummaryofSignificantAccountingPoliciesScheduleofReceivablesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_019e1e01-d49a-7c36-ae77-2f3652b57c39" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccountsReceivableNetCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_thry_AccountsReceivableAndReceivablesFromContractWithCustomerAllowanceForCreditLossCurrent_019e1e01-d49a-76c4-9013-4ec44408224e" xlink:href="thry-20260630.xsd#thry_AccountsReceivableAndReceivablesFromContractWithCustomerAllowanceForCreditLossCurrent"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccountsReceivableNetCurrent_019e1e01-d49a-7c36-ae77-2f3652b57c39" xlink:to="loc_thry_AccountsReceivableAndReceivablesFromContractWithCustomerAllowanceForCreditLossCurrent_019e1e01-d49a-76c4-9013-4ec44408224e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableGrossCurrent_019e1e01-d49a-778a-bd09-8ffc1fb05e1c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccountsReceivableGrossCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccountsReceivableNetCurrent_019e1e01-d49a-7c36-ae77-2f3652b57c39" xlink:to="loc_us-gaap_AccountsReceivableGrossCurrent_019e1e01-d49a-778a-bd09-8ffc1fb05e1c" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.thryv.com/role/DescriptionofBusinessandSummaryofSignificantAccountingPoliciesScheduleofUnbilledAccountsReceivableDetails" xlink:type="simple" xlink:href="thry-20260630.xsd#DescriptionofBusinessandSummaryofSignificantAccountingPoliciesScheduleofUnbilledAccountsReceivableDetails"/>
  <link:calculationLink xlink:role="http://www.thryv.com/role/DescriptionofBusinessandSummaryofSignificantAccountingPoliciesScheduleofUnbilledAccountsReceivableDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_thry_AccountsReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss_019e1e01-d49a-7b90-9306-541114ddc7cf" xlink:href="thry-20260630.xsd#thry_AccountsReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_thry_AccountsReceivableExcludingAccruedInterestBeforeAllowanceForCreditLossCurrent_019e1e01-d49a-7ade-a12a-732925ba0785" xlink:href="thry-20260630.xsd#thry_AccountsReceivableExcludingAccruedInterestBeforeAllowanceForCreditLossCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_thry_AccountsReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss_019e1e01-d49a-7b90-9306-541114ddc7cf" xlink:to="loc_thry_AccountsReceivableExcludingAccruedInterestBeforeAllowanceForCreditLossCurrent_019e1e01-d49a-7ade-a12a-732925ba0785" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableExcludingAccruedInterestBeforeAllowanceForCreditLossNoncurrent_019e1e01-d49a-72fd-b220-1b205eb507ae" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccountsReceivableExcludingAccruedInterestBeforeAllowanceForCreditLossNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_thry_AccountsReceivableExcludingAccruedInterestBeforeAllowanceForCreditLoss_019e1e01-d49a-7b90-9306-541114ddc7cf" xlink:to="loc_us-gaap_AccountsReceivableExcludingAccruedInterestBeforeAllowanceForCreditLossNoncurrent_019e1e01-d49a-72fd-b220-1b205eb507ae" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.thryv.com/role/GoodwillandIntangibleAssetsScheduleofFinitelivedIntangibleAssetsDetails" xlink:type="simple" xlink:href="thry-20260630.xsd#GoodwillandIntangibleAssetsScheduleofFinitelivedIntangibleAssetsDetails"/>
  <link:calculationLink xlink:role="http://www.thryv.com/role/GoodwillandIntangibleAssetsScheduleofFinitelivedIntangibleAssetsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019e1e01-d49a-7f50-ba0d-cfae9a424357" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FiniteLivedIntangibleAssetsNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_019e1e01-d49a-72e9-8439-3681d901c407" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019e1e01-d49a-7f50-ba0d-cfae9a424357" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_019e1e01-d49a-72e9-8439-3681d901c407" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsGross_019e1e01-d49a-79ea-8190-bce8b5ac3a34" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FiniteLivedIntangibleAssetsGross"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019e1e01-d49a-7f50-ba0d-cfae9a424357" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsGross_019e1e01-d49a-79ea-8190-bce8b5ac3a34" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.thryv.com/role/GoodwillandIntangibleAssetsScheduleofEstimatedAggregateFutureAmortizationExpenseDetails" xlink:type="simple" xlink:href="thry-20260630.xsd#GoodwillandIntangibleAssetsScheduleofEstimatedAggregateFutureAmortizationExpenseDetails"/>
  <link:calculationLink xlink:role="http://www.thryv.com/role/GoodwillandIntangibleAssetsScheduleofEstimatedAggregateFutureAmortizationExpenseDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019e1e01-d49a-7a00-938f-1f77e7df347b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FiniteLivedIntangibleAssetsNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_019e1e01-d49a-72b5-933b-727378bee290" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019e1e01-d49a-7a00-938f-1f77e7df347b" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear_019e1e01-d49a-72b5-933b-727378bee290" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_019e1e01-d49a-7086-b317-df7052a70eb5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019e1e01-d49a-7a00-938f-1f77e7df347b" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_019e1e01-d49a-7086-b317-df7052a70eb5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_019e1e01-d49a-77c4-87ff-93ba3ac4ce9a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019e1e01-d49a-7a00-938f-1f77e7df347b" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_019e1e01-d49a-77c4-87ff-93ba3ac4ce9a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_019e1e01-d49a-78ce-8a0b-5e813636ed13" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019e1e01-d49a-7a00-938f-1f77e7df347b" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_019e1e01-d49a-78ce-8a0b-5e813636ed13" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_019e1e01-d49a-7b3c-984d-dce313619719" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019e1e01-d49a-7a00-938f-1f77e7df347b" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_019e1e01-d49a-7b3c-984d-dce313619719" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_thry_FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour_019e1e01-d49a-7818-a90e-e38fbe06fd24" xlink:href="thry-20260630.xsd#thry_FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNet_019e1e01-d49a-7a00-938f-1f77e7df347b" xlink:to="loc_thry_FiniteLivedIntangibleAssetExpectedAmortizationAfterYearFour_019e1e01-d49a-7818-a90e-e38fbe06fd24" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.thryv.com/role/AccruedLiabilitiesScheduleofAccruedLiabilitiesDetails" xlink:type="simple" xlink:href="thry-20260630.xsd#AccruedLiabilitiesScheduleofAccruedLiabilitiesDetails"/>
  <link:calculationLink xlink:role="http://www.thryv.com/role/AccruedLiabilitiesScheduleofAccruedLiabilitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_019e1e01-d55c-77a1-af1c-1e902af64e04" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccruedLiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TaxesPayableCurrent_019e1e01-d55c-7f9e-ac6f-a9edf6a08d15" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TaxesPayableCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_019e1e01-d55c-77a1-af1c-1e902af64e04" xlink:to="loc_us-gaap_TaxesPayableCurrent_019e1e01-d55c-7f9e-ac6f-a9edf6a08d15" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAccruedLiabilitiesCurrent_019e1e01-d55c-7175-8dee-4c89bc563e7d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherAccruedLiabilitiesCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_019e1e01-d55c-77a1-af1c-1e902af64e04" xlink:to="loc_us-gaap_OtherAccruedLiabilitiesCurrent_019e1e01-d55c-7175-8dee-4c89bc563e7d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_019e1e01-d55c-75fd-95e5-6ec1a9704b30" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_019e1e01-d55c-77a1-af1c-1e902af64e04" xlink:to="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_019e1e01-d55c-75fd-95e5-6ec1a9704b30" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_thry_AccruedCustomerPaymentsAndServiceCreditsCurrent_019e1e01-d55c-7bdc-af07-e3c43116577b" xlink:href="thry-20260630.xsd#thry_AccruedCustomerPaymentsAndServiceCreditsCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_019e1e01-d55c-77a1-af1c-1e902af64e04" xlink:to="loc_thry_AccruedCustomerPaymentsAndServiceCreditsCurrent_019e1e01-d55c-7bdc-af07-e3c43116577b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_thry_AccruedTrafficAcquisitionCostsCurrent_019e1e01-d55c-7c96-bd2a-c335e512e014" xlink:href="thry-20260630.xsd#thry_AccruedTrafficAcquisitionCostsCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_019e1e01-d55c-77a1-af1c-1e902af64e04" xlink:to="loc_thry_AccruedTrafficAcquisitionCostsCurrent_019e1e01-d55c-7c96-bd2a-c335e512e014" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.thryv.com/role/DebtObligationsScheduleofOutstandingDebtObligationsDetails" xlink:type="simple" xlink:href="thry-20260630.xsd#DebtObligationsScheduleofOutstandingDebtObligationsDetails"/>
  <link:calculationLink xlink:role="http://www.thryv.com/role/DebtObligationsScheduleofOutstandingDebtObligationsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_019e1e01-d55c-7dd9-a54b-f73ca19b72d5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermDebt"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_019e1e01-d55c-7a12-8dfc-711941eab5f4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermDebtNoncurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebt_019e1e01-d55c-7dd9-a54b-f73ca19b72d5" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_019e1e01-d55c-7a12-8dfc-711941eab5f4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtCurrent_019e1e01-d55c-70a9-bf04-5649ebf1ef35" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermDebtCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebt_019e1e01-d55c-7dd9-a54b-f73ca19b72d5" xlink:to="loc_us-gaap_LongTermDebtCurrent_019e1e01-d55c-70a9-bf04-5649ebf1ef35" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.thryv.com/role/PensionsScheduleofComponentsofNetPeriodicPensionCostDetails" xlink:type="simple" xlink:href="thry-20260630.xsd#PensionsScheduleofComponentsofNetPeriodicPensionCostDetails"/>
  <link:calculationLink xlink:role="http://www.thryv.com/role/PensionsScheduleofComponentsofNetPeriodicPensionCostDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_019e1e01-d55c-7b78-b18b-785ea6782fba" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanInterestCost_019e1e01-d55c-71cd-ab23-ba9adc758ff4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DefinedBenefitPlanInterestCost"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_019e1e01-d55c-7b78-b18b-785ea6782fba" xlink:to="loc_us-gaap_DefinedBenefitPlanInterestCost_019e1e01-d55c-71cd-ab23-ba9adc758ff4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_019e1e01-d55c-722d-835b-1710c5df9a3f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_019e1e01-d55c-7b78-b18b-785ea6782fba" xlink:to="loc_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_019e1e01-d55c-722d-835b-1710c5df9a3f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1_019e2b7d-8c35-77ed-bccf-decec48bdab3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_019e1e01-d55c-7b78-b18b-785ea6782fba" xlink:to="loc_us-gaap_DefinedBenefitPlanRecognizedNetGainLossDueToSettlements1_019e2b7d-8c35-77ed-bccf-decec48bdab3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_019e2b7d-8c35-74b5-9f0c-0a3ded5fe5b8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_019e1e01-d55c-7b78-b18b-785ea6782fba" xlink:to="loc_us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_019e2b7d-8c35-74b5-9f0c-0a3ded5fe5b8" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.thryv.com/role/EarningsperShareScheduleofEarningsPerShareDetails" xlink:type="simple" xlink:href="thry-20260630.xsd#EarningsperShareScheduleofEarningsPerShareDetails"/>
  <link:calculationLink xlink:role="http://www.thryv.com/role/EarningsperShareScheduleofEarningsPerShareDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_019e1e01-d55c-7a5b-bb32-2a8383f6210e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_019e1e01-d55c-7eac-8f0f-5c44cffe8203" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_019e1e01-d55c-7a5b-bb32-2a8383f6210e" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_019e1e01-d55c-7eac-8f0f-5c44cffe8203" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_019e1e01-d55c-708f-a915-f8992abcaee7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_019e1e01-d55c-7a5b-bb32-2a8383f6210e" xlink:to="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_019e1e01-d55c-708f-a915-f8992abcaee7" xlink:type="arc"/>
  </link:calculationLink>
</link:linkbase>
