Wireless Licenses, Goodwill and Other Intangible Assets

9 Months Ended

Sep. 30, 2025

Goodwill and Intangible Assets Disclosure [Abstract]

Wireless Licenses, Goodwill, and Other Intangible Assets


Note 4. Wireless Licenses, Goodwill, and Other Intangible Assets

Wireless Licenses

The carrying amounts of our Wireless licenses are as follows:


	At September 30,		At December 31,
(dollars in millions)	2025		2024
Wireless licenses	$	156,926	$	156,613

At September 30, 2025 and 2024, approximately $7.9 billion and $11.3 billion, respectively, of wireless licenses were under development for commercial service for which we were capitalizing interest costs. We recorded $338 million and $485 million of capitalized interest on wireless licenses for the nine months ended September 30, 2025 and 2024, respectively.

During the nine months ended September 30, 2025, we renewed various wireless licenses in accordance with FCC regulations. The average renewal period for these licenses was 10 years.

Goodwill

Changes in the carrying amount of Goodwill are as follows:


(dollars in millions)	Consumer		Business		Total
Balance at January 1, 2025(1)	$	21,177	$	1,664	$	22,841


Balance at September 30, 2025(1)	$	21,177	$	1,664	$	22,841

(1) Goodwill is net of accumulated impairment charges of $5.8 billion related to our Business reporting unit.

Other Intangible Assets

The following table displays the composition of Other intangible assets, net as well as the respective amortization periods:


	At September 30, 2025						At December 31, 2024
(dollars in millions)	Gross Amount		Accumulated Amortization		Net Amount		Gross Amount		Accumulated Amortization		Net Amount
Customer lists (6 to 13 years)	$	4,245	$	(2,997)	$	1,248	$	4,242	$	(2,629)	$	1,613
Non-network internal-use software (3 to 7 years)	28,460		(20,126)		8,334		28,136		(19,743)		8,393
Other (4 to 25 years)	2,673		(1,739)		934		2,664		(1,541)		1,123
Total	$	35,378	$	(24,862)	$	10,516	$	35,042	$	(23,913)	$	11,129

The amortization expense for Other intangible assets was as follows:


	Three Months Ended		Nine Months Ended
(dollars in millions)	September 30,		September 30,
2025	$	749	$	2,237
2024	676		2,080

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 2025	$	764
2026	2,864
2027	2,307
2028	1,779
2029	1,104
2030	843