Includes customers acquired in the merger of T-Mobile and Sprint in April 2020. A customer is defined as a SIM card with a unique T-Mobile USA mobile identity number which generates revenue. Branded contract customers include FlexPay customers.
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Number of T-Mobile postpaid customers in the U.S. 2011-2023, by quarter
T-Mobile US held ** million postpaid phone customers as of the fourth quarter of 2023. The significant spike in customer numbers in 2020 was caused by the merger of T-Mobile and Sprint, two of the largest wireless telecommunications companies in the United States.
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T-Mobile US. (February 2, 2024). Number of postpaid mobile contract customers of T-Mobile in the United States from 2011 to 2023, by quarter (in thousands) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 31, 2026, from /statistics/219569/branded-contract-customers-of-t-mobile-usa-by-quarter/
T-Mobile US. "Number of postpaid mobile contract customers of T-Mobile in the United States from 2011 to 2023, by quarter (in thousands)." Chart. February 2, 2024. ÌÇÐÄÆƽâ°æ. Accessed July 31, 2026. /statistics/219569/branded-contract-customers-of-t-mobile-usa-by-quarter/
T-Mobile US. (2024). Number of postpaid mobile contract customers of T-Mobile in the United States from 2011 to 2023, by quarter (in thousands). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 31, 2026. /statistics/219569/branded-contract-customers-of-t-mobile-usa-by-quarter/
T-Mobile US. "Number of Postpaid Mobile Contract Customers of T-mobile in The United States from 2011 to 2023, by Quarter (in Thousands)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 2 Feb 2024, /statistics/219569/branded-contract-customers-of-t-mobile-usa-by-quarter/
T-Mobile US, Number of postpaid mobile contract customers of T-Mobile in the United States from 2011 to 2023, by quarter (in thousands) ÌÇÐÄÆƽâ°æ, /statistics/219569/branded-contract-customers-of-t-mobile-usa-by-quarter/ (last visited July 31, 2026)
Number of postpaid mobile contract customers of T-Mobile in the United States from 2011 to 2023, by quarter (in thousands) [Graph], T-Mobile US, February 2, 2024. [Online]. Available: /statistics/219569/branded-contract-customers-of-t-mobile-usa-by-quarter/
