For Q1 2021 the source provides the following information: As of January 1, 2021, approximately 3.6 million contract customers by our service provider business will be reported among the prepaid customers. The previous year's figures were not adjusted.
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Number of mobile contract customers of Deutsche Telekom in Germany Q1 2011-Q2 2025
This statistic shows the mobile customer development of Deutsche Telekom in Germany from the first quarter of 2011 to the second quarter of 2025. In the second quarter of 2025, the telecommunications provider had roughly ***million contract customers with a postpaid phone plan. Customer figures occasionally fluctuated slightly during the period of evaluation, but otherwise they generally remained stable and grew steadily in almost each quarter.
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Deutsche Telekom. (August 7, 2025). Number of mobile contract customers of Deutsche Telekom in Germany from the 1st quarter of 2011 to the 2nd quarter of 2025 (in millions) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 21, 2026, from /statistics/479513/deutsche-telekom-mobile-customers-germany/
Deutsche Telekom. "Number of mobile contract customers of Deutsche Telekom in Germany from the 1st quarter of 2011 to the 2nd quarter of 2025 (in millions)." Chart. August 7, 2025. ÌÇÐÄÆƽâ°æ. Accessed July 21, 2026. /statistics/479513/deutsche-telekom-mobile-customers-germany/
Deutsche Telekom. (2025). Number of mobile contract customers of Deutsche Telekom in Germany from the 1st quarter of 2011 to the 2nd quarter of 2025 (in millions). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 21, 2026. /statistics/479513/deutsche-telekom-mobile-customers-germany/
Deutsche Telekom. "Number of Mobile Contract Customers of Deutsche Telekom in Germany from The 1st Quarter of 2011 to The 2nd Quarter of 2025 (in Millions)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 7 Aug 2025, /statistics/479513/deutsche-telekom-mobile-customers-germany/
Deutsche Telekom, Number of mobile contract customers of Deutsche Telekom in Germany from the 1st quarter of 2011 to the 2nd quarter of 2025 (in millions) ÌÇÐÄÆƽâ°æ, /statistics/479513/deutsche-telekom-mobile-customers-germany/ (last visited July 21, 2026)
Number of mobile contract customers of Deutsche Telekom in Germany from the 1st quarter of 2011 to the 2nd quarter of 2025 (in millions) [Graph], Deutsche Telekom, August 7, 2025. [Online]. Available: /statistics/479513/deutsche-telekom-mobile-customers-germany/
