v3.26.1
Wireless Licenses, Goodwill and Other Intangible Assets (Tables)
 6 Months Ended
Jun. 30, 2026
Intangible Asset, Goodwill and Other [Abstract]  
Carrying Amount of Wireless Licenses
The carrying amounts of Wireless licenses are as follows:
At June 30,At December 31,
(dollars in millions)20262025
Wireless licenses$158,159 $157,039 
Changes in Carrying Amount of Goodwill
Changes in the carrying amount of Goodwill are as follows:
(dollars in millions)ConsumerBusinessTotal
Balance at January 1, 2026(1)
$21,177 $1,664 $22,841 
Acquisitions(2)
6,031 1,792 7,823 
Balance at June 30, 2026(1)
$27,208 $3,456 $30,664 
(1) Goodwill is net of accumulated impairment charges of $5.8 billion related to our Business reporting unit.
(2) Changes in goodwill due to acquisitions are related to Frontier and another immaterial transaction. See Note 3 for additional information.
Composition of Other Intangible Assets, Net
The following table displays the composition of Other intangible assets, net as well as the respective amortization periods:
 At June 30, 2026At December 31, 2025
(dollars in millions)
Gross
Amount(1)
Accumulated
Amortization		Net
Amount		Gross
Amount		Accumulated
Amortization		Net
Amount
Customer lists (2 to 13 years)
$6,819 $(3,433)$3,386 $4,243 $(3,116)$1,127 
Non-network internal-use software (3 to 7 years)
28,767 (20,682)8,085 28,749 (20,301)8,448 
Other (3 to 25 years)
2,729 (1,883)846 2,676 (1,793)883 
Total$38,315 $(25,998)$12,317 $35,668 $(25,210)$10,458 
(1) Other intangible assets include assets acquired as a result of the Frontier acquisition. See Note 3 for additional information.
Amortization Expense for Other Intangible Assets
The amortization expense for Other intangible assets was as follows: 
Three Months EndedSix Months Ended
(dollars in millions)June 30,June 30,
2026$877 $1,713 
2025754 1,488 
Estimated Future Amortization Expense for Other Intangible Assets
The estimated future amortization expense for Other intangible assets for the remainder of the current year and next 5 years is as follows:

Years(dollars in millions)
Remainder of 2026$1,696 
20272,942 
20282,373 
20291,530 
20301,267 
2031906