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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Switch: HSTDTXBGCM5

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
936-257 2 Dayton TX 5562 T-MOBILE USA, INC. 560   2016-12-24   
936-257 3 Dayton TX 5562 T-MOBILE USA, INC. 560   2018-06-02   
936-340 7 Dayton TX 5562 T-MOBILE USA, INC. 560   2017-08-07   
936-340 8 Dayton TX 5562 T-MOBILE USA, INC. 560   2017-08-07   
979-231 1 Sealy TX 5562 T-MOBILE USA, INC. 560   2019-09-02   
979-231 2 Sealy TX 5562 T-MOBILE USA, INC. 560   2020-05-14   
979-337 9 Brenham TX 5562 T-MOBILE USA, INC. 560   2016-06-24   
979-472 5 Sealy TX 5562 T-MOBILE USA, INC. 560   2016-12-24   
979-484 4 Columbus TX 5562 T-MOBILE USA, INC. 560   2020-05-09   
979-733 1 Columbus TX 5562 T-MOBILE USA, INC. 560   2016-06-24   
979-859 6 Columbus TX 5562 T-MOBILE USA, INC. 560   2018-06-02   
979-877 1 Sealy TX 5562 T-MOBILE USA, INC. 560   2016-06-24   
979-942 8 Columbus TX 5562 T-MOBILE USA, INC. 560   2017-02-06   

Last updated: Fri, 23 Jul 2021 12:43:22 UTC

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