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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: HRLNTXHGBMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
956-208 4 Roma TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2007-06-08   
956-232 4 Raymondville TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2007-06-08   
956-238 6 Los Fresnos TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2005-10-20   
956-263 4 Rio Grande City TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2007-06-08   
956-287 6 Edinburg TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2005-10-20   
956-347 6 Lyford TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2007-06-08   
956-351 4 Weslaco TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2007-06-08   
956-377 8 Donna TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2005-10-20   
956-424 4 Mission TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2005-10-20   
956-429 4 McAllen TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2005-10-20   
956-485 4 Sullivan City TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2005-10-20   
956-507 A Harlingen TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568      
956-507 4 Harlingen TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2005-05-27   
956-564 7 Harlingen TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2016-05-06   
956-567 4 Edcouch TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2005-10-20   
956-588 A Pharr TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568      
956-588 4 Pharr TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2005-05-06   
956-636 6 Santa Rosa TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2007-06-08   
956-663 5 Edinburg TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2022-03-10   
956-663 6 Edinburg TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2022-03-10   
956-663 7 Edinburg TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2022-03-10   
956-663 8 Edinburg TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2022-03-10   
956-663 9 Edinburg TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2022-03-10   
956-714 4 Brownsville TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2016-06-14   
956-714 6 Brownsville TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2016-06-14   
956-714 8 Brownsville TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2016-06-14   
956-748 6 Rio Hondo TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2005-10-20   
956-765 7 Zapata TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2005-10-20   
956-772 5 Port Isabel TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2005-10-20   
956-777 A McAllen TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568      
956-777 7 McAllen TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2014-07-17   
956-788 4 San Benito TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2005-10-20   
956-788 5 San Benito TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2013-11-20   
956-825 4 Mercedes TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2005-10-20   
956-832 5 Brownsville TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2005-05-19   
956-848 4 Falcon Heights TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2005-10-20   
956-887 A La Feria TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568      
956-887 4 La Feria TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2007-07-23   
956-888 A Mission TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568      
956-888 8 Mission TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2015-08-16   
956-900 A Edinburg TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568      
956-900 0 Edinburg TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2013-12-28   
956-900 9 Edinburg TX 319D FOREMOST TELECOMMUNICATIONS CORPORATION - TX 568   2013-12-28   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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