v3.26.3
Cover
Sep. 25, 2026
Document Type 8-K
Amendment Flag false
Document Period End Date Sep. 25, 2026
Entity File Number 001-7784
Entity Registrant Name Lumen Technologies, Inc.
Entity Central Index Key 0000018926
Entity Tax Identification Number 72-0651161
Entity Incorporation, State or Country Code LA
Entity Address, Address Line One 100 CenturyLink Drive
Entity Address, City or Town Monroe
Entity Address, State or Province LA
Entity Address, Postal Zip Code 71203
City Area Code (318)
Local Phone Number 388-9000
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Entity Emerging Growth Company false
Common Stock, no par value per share  
Title of 12(b) Security Common Stock, no par value per share
Trading Symbol LUMN
Security Exchange Name NYSE
Preferred Stock Purchase Rights  
Title of 12(b) Security Preferred Stock Purchase Rights
Trading Symbol N/A
Security Exchange Name NYSE
6.500% Notes due 2051, denominations of $25  
Title of 12(b) Security 6.500% Notes due 2051, denominations of $25
Trading Symbol CTGG
Security Exchange Name NYSE
6.750% Notes due 2052, denominations of $25  
Title of 12(b) Security 6.750% Notes due 2052, denominations of $25
Trading Symbol CTHH
Security Exchange Name NYSE