Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
940-758 4 Denton TX 6529 T-MOBILE USA, INC. 552   2021-01-15   
940-808 2 Denton TX 6529 T-MOBILE USA, INC. 552   2007-07-19   
940-808 3 Denton TX 6529 T-MOBILE USA, INC. 552   2007-07-19   
940-808 4 Denton TX 6529 T-MOBILE USA, INC. 552   2007-07-19   
940-808 5 Denton TX 6529 T-MOBILE USA, INC. 552   2007-07-19   
940-808 6 Denton TX 6529 T-MOBILE USA, INC. 552   2007-07-19   
940-808 8 Denton TX 6529 T-MOBILE USA, INC. 552   2007-04-06   
940-808 9 Denton TX 6529 T-MOBILE USA, INC. 552   2007-04-06   
940-843 0 Denton TX 6529 T-MOBILE USA, INC. 552   2022-03-18   
940-843 1 Denton TX 6529 T-MOBILE USA, INC. 552   2022-03-18   
940-843 3 Denton TX 6529 T-MOBILE USA, INC. 552   2022-03-18   
940-843 5 Denton TX 6529 T-MOBILE USA, INC. 552   2022-03-18   
940-843 6 Denton TX 6529 T-MOBILE USA, INC. 552   2022-03-18   
940-843 7 Denton TX 6529 T-MOBILE USA, INC. 552   2022-03-18   
940-843 8 Denton TX 6529 T-MOBILE USA, INC. 552   2022-03-18   
940-843 9 Denton TX 6529 T-MOBILE USA, INC. 552   2022-03-18   
940-902 A Gainesville TX 5562 METROPCS, INC. 552      
940-902 0 Gainesville TX 5562 METROPCS, INC. 552      
940-902 1 Gainesville TX 5562 METROPCS, INC. 552      
940-902 2 Gainesville TX 5562 METROPCS, INC. 552   2008-11-06   
940-902 3 Gainesville TX 5562 METROPCS, INC. 552      
940-902 4 Gainesville TX 6529 T-MOBILE USA, INC. 552      
940-902 5 Gainesville TX 6529 T-MOBILE USA, INC. 552      
940-902 9 Gainesville TX 6529 T-MOBILE USA, INC. 552      
940-977 0 Denton TX 6529 T-MOBILE USA, INC. 552   2021-09-30   
940-977 1 Denton TX 6529 T-MOBILE USA, INC. 552   2021-08-31   
940-977 2 Denton TX 6529 T-MOBILE USA, INC. 552   2022-03-18   
940-977 3 Denton TX 6529 T-MOBILE USA, INC. 552   2022-03-18   
940-977 4 Denton TX 6529 T-MOBILE USA, INC. 552   2022-03-18   
940-977 5 Denton TX 6529 T-MOBILE USA, INC. 552   2022-03-18   
940-977 9 Denton TX 6529 T-MOBILE USA, INC. 552   2021-08-31   
940-999 8 Denton TX 6529 T-MOBILE USA, INC. 552   2016-04-03   

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Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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