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: HRLNTXKX8MD

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
956-484 3 Brownsville TX 4290 STPCS JOINT VENTURE, LLC 568   2021-03-14   
956-484 4 Brownsville TX 5562 METROPCS, INC. 568   2020-03-07   
956-484 5 Brownsville TX 4290 STPCS JOINT VENTURE, LLC 568   2021-03-14   
956-484 7 Brownsville TX 4290 STPCS JOINT VENTURE, LLC 568   2021-03-14   
956-484 8 Brownsville TX 5562 METROPCS, INC. 568   2020-03-07   
956-484 9 Brownsville TX 4290 STPCS JOINT VENTURE, LLC 568   2020-03-06   
956-485 0 Sullivan City TX 5562 METROPCS, INC. 568   2017-03-03   
956-490 A Harlingen TX 5562 METROPCS, INC. 568      
956-490 6 Harlingen TX 5562 METROPCS, INC. 568      
956-490 7 Harlingen TX 5562 METROPCS, INC. 568      
956-490 8 Harlingen TX 5562 METROPCS, INC. 568      
956-490 9 Harlingen TX 4290 STPCS JOINT VENTURE, LLC 568      
956-491 A Harlingen TX 5562 METROPCS, INC. 568      
956-491 0 Harlingen TX 4290 STPCS JOINT VENTURE, LLC 568   2020-09-08   
956-491 1 Harlingen TX 5562 METROPCS, INC. 568      
956-491 2 Harlingen TX 5562 METROPCS, INC. 568      
956-491 3 Harlingen TX 5562 METROPCS, INC. 568      
956-491 8 Harlingen TX 5562 METROPCS, INC. 568      
956-493 A Harlingen TX 5562 METROPCS, INC. 568      
956-493 0 Harlingen TX 5562 METROPCS, INC. 568   2008-01-04   
956-494 A Harlingen TX 5562 METROPCS, INC. 568      
956-494 0 Harlingen TX 4290 STPCS JOINT VENTURE, LLC 568   2022-03-01   
956-494 1 Harlingen TX 5562 METROPCS, INC. 568      
956-494 2 Harlingen TX 4290 STPCS JOINT VENTURE, LLC 568   2022-03-01   
956-495 A Harlingen TX 5562 METROPCS, INC. 568      
956-495 0 Harlingen TX 4290 STPCS JOINT VENTURE, LLC 568   2022-03-01   
956-495 2 Harlingen TX 4290 STPCS JOINT VENTURE, LLC 568   2022-03-01   
956-495 5 Harlingen TX 5562 METROPCS, INC. 568      
956-496 A Harlingen TX 4290 STPCS JOINT VENTURE, LLC 568      
956-496 8 Harlingen TX 4290 STPCS JOINT VENTURE, LLC 568      
956-497 A Harlingen TX 4290 STPCS JOINT VENTURE, LLC 568   2024-02-09   
956-497 0 Harlingen TX 4290 STPCS JOINT VENTURE, LLC 568   2022-03-01   
956-497 1 Harlingen TX 4290 STPCS JOINT VENTURE, LLC 568      
956-497 2 Harlingen TX 4290 STPCS JOINT VENTURE, LLC 568   2022-03-01   
956-497 8 Harlingen TX 4290 STPCS JOINT VENTURE, LLC 568      
956-498 A Harlingen TX 4290 STPCS JOINT VENTURE, LLC 568   2024-02-09   
956-498 0 Harlingen TX 4290 STPCS JOINT VENTURE, LLC 568   2022-03-01   
956-498 1 Harlingen TX 4290 STPCS JOINT VENTURE, LLC 568      
956-498 2 Harlingen TX 4290 STPCS JOINT VENTURE, LLC 568   2022-03-01   
956-498 8 Harlingen TX 4290 STPCS JOINT VENTURE, LLC 568      
956-499 A Harlingen TX 4290 STPCS JOINT VENTURE, LLC 568   2024-02-09   
956-499 0 Harlingen TX 4290 STPCS JOINT VENTURE, LLC 568   2022-03-01   
956-499 1 Harlingen TX 4290 STPCS JOINT VENTURE, LLC 568      
956-499 2 Harlingen TX 4290 STPCS JOINT VENTURE, LLC 568   2022-03-01   
956-499 3 Harlingen TX 5562 METROPCS, INC. 568      
956-499 4 Harlingen TX 4290 STPCS JOINT VENTURE, LLC 568      
956-499 5 Harlingen TX 4290 STPCS JOINT VENTURE, LLC 568      
956-499 6 Harlingen TX 4290 STPCS JOINT VENTURE, LLC 568      
956-499 7 Harlingen TX 4290 STPCS JOINT VENTURE, LLC 568      
956-499 8 Harlingen TX 4290 STPCS JOINT VENTURE, LLC 568      
956-500 8 Rio Grande City TX 5562 METROPCS, INC. 568   2009-12-12   
956-500 9 Rio Grande City TX 5562 METROPCS, INC. 568   2009-11-14   
956-501 A Harlingen TX 4290 STPCS JOINT VENTURE, LLC 568      
956-501 0 Harlingen TX 4290 STPCS JOINT VENTURE, LLC 568      
956-501 1 Harlingen TX 5562 METROPCS, INC. 568      
956-501 8 Harlingen TX 4290 STPCS JOINT VENTURE, LLC 568      
956-503 A Donna TX 5562 METROPCS, INC. 568      
956-503 0 Donna TX 5562 METROPCS, INC. 568   2014-08-07   
956-503 1 Donna TX 5562 METROPCS, INC. 568   2014-09-24   
956-503 2 Donna TX 5562 METROPCS, INC. 568   2014-09-24   
956-503 3 Donna TX 5562 METROPCS, INC. 568   2014-09-24   
956-503 4 Donna TX 5562 METROPCS, INC. 568   2014-09-24   
956-503 5 Donna TX 5562 METROPCS, INC. 568   2014-09-24   
956-503 7 Donna TX 4290 STPCS JOINT VENTURE, LLC 568   2024-11-25   
956-503 8 Donna TX 5562 METROPCS, INC. 568   2016-12-28   
956-503 9 Donna TX 5562 METROPCS, INC. 568   2014-08-07   
956-505 0 Brownsville TX 4290 STPCS JOINT VENTURE, LLC 568   2021-03-14   
956-505 1 Brownsville TX 4290 STPCS JOINT VENTURE, LLC 568   2021-03-14   
956-505 3 Brownsville TX 4290 STPCS JOINT VENTURE, LLC 568   2021-03-14   
956-505 4 Brownsville TX 4290 STPCS JOINT VENTURE, LLC 568   2021-03-14   
956-505 8 Brownsville TX 5562 METROPCS, INC. 568   2021-10-29   
956-509 0 Brownsville TX 4290 STPCS JOINT VENTURE, LLC 568   2013-08-15   
956-509 1 Brownsville TX 4290 STPCS JOINT VENTURE, LLC 568   2013-08-15   
956-509 3 Brownsville TX 4290 STPCS JOINT VENTURE, LLC 568   2013-08-15   
956-509 4 Brownsville TX 4290 STPCS JOINT VENTURE, LLC 568   2013-08-15   
956-509 5 Brownsville TX 4290 STPCS JOINT VENTURE, LLC 568   2013-08-15   
956-509 6 Brownsville TX 4290 STPCS JOINT VENTURE, LLC 568   2013-08-15   
956-509 8 Brownsville TX 5562 METROPCS, INC. 568   2014-03-25   
956-510 A Pharr TX 5562 METROPCS, INC. 568      
956-510 0 Pharr TX 5562 METROPCS, INC. 568   2014-11-15   
956-510 1 Pharr TX 5562 METROPCS, INC. 568   2014-11-15   
956-510 2 Pharr TX 5562 METROPCS, INC. 568   2014-11-15   
956-510 3 Pharr TX 5562 METROPCS, INC. 568   2014-11-15   
956-510 4 Pharr TX 5562 METROPCS, INC. 568   2014-11-15   
956-510 5 Pharr TX 5562 METROPCS, INC. 568   2014-11-15   
956-510 6 Pharr TX 5562 METROPCS, INC. 568   2014-11-15   
956-510 7 Pharr TX 5562 METROPCS, INC. 568   2014-11-15   
956-510 9 Pharr TX 5562 METROPCS, INC. 568   2014-11-15   
956-515 3 McAllen TX 4290 STPCS JOINT VENTURE, LLC 568   2015-01-04   
956-515 5 McAllen TX 4290 STPCS JOINT VENTURE, LLC 568   2020-09-07   
956-515 6 McAllen TX 4290 STPCS JOINT VENTURE, LLC 568   2020-09-07   
956-515 9 McAllen TX 4290 STPCS JOINT VENTURE, LLC 568   2020-09-07   
956-517 A Brownsville TX 4290 STPCS JOINT VENTURE, LLC 568      
956-517 0 Brownsville TX 4290 STPCS JOINT VENTURE, LLC 568   2009-10-22   
956-517 8 Brownsville TX 5562 METROPCS, INC. 568   2009-04-16   
956-517 9 Brownsville TX 4290 STPCS JOINT VENTURE, LLC 568   2007-05-25   
956-518 A Brownsville TX 4290 STPCS JOINT VENTURE, LLC 568      
956-518 0 Brownsville TX 4290 STPCS JOINT VENTURE, LLC 568   2013-09-19   
956-518 2 Brownsville TX 5562 METROPCS, INC. 568   2014-02-07   
956-518 3 Brownsville TX 5562 METROPCS, INC. 568   2014-02-24   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 >>

Last updated: Tue, 31 Mar 2026 13:56:49 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.