v3.26.1
Wireless Licenses, Goodwill and Other Intangible Assets (Tables)
 3 Months Ended
Mar. 31, 2026
Goodwill and Intangible Assets Disclosure [Abstract]  
Carrying Amount of Wireless Licenses
The carrying amounts of Wireless licenses are as follows:
At March 31,At December 31,
(dollars in millions)20262025
Wireless licenses$157,082 $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)
6,003 1,784 7,787 
Balance at March 31, 2026(1)
$27,180 $3,448 $30,628 
(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 March 31, 2026At December 31, 2025
(dollars in millions)
Gross
Amount(1)
Accumulated
Amortization		Net
Amount		Gross
Amount		Accumulated
Amortization		Net
Amount
Customer lists (6 to 13 years)
$6,879 $(3,289)$3,590 $4,243 $(3,116)$1,127 
Non-network internal-use software (3 to 7 years)
28,554 (20,263)8,291 28,749 (20,301)8,448 
Other (4 to 25 years)
2,738 (1,820)918 2,676 (1,793)883 
Total$38,171 $(25,372)$12,799 $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 Ended
(dollars in millions)March 31,
2026$836 
2025734 
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$2,534 
20272,885 
20282,316 
20291,475 
20301,212 
2031851