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.

Pharr, TX

<< 1 2 3 4 5 6 7 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
956-705 0   004F BANDWIDTH.COM CLEC, LLC - TX 568   2023-03-26   
956-705 1   624H ONVOY SPECTRUM, LLC 568   2025-05-16   
956-705 2   903C ONVOY, LLC - TX 568   2023-05-30   
956-705 3   903C ONVOY, LLC - TX 568   2023-07-09   
956-705 4   903C ONVOY, LLC - TX 568   2023-07-09   
956-705 5   073H TELNYX LLC 568   2023-07-29   
956-705 6   903C ONVOY, LLC - TX 568   2024-03-01   
956-705 7   903C ONVOY, LLC - TX 568   2024-03-01   
956-705 8   903C ONVOY, LLC - TX 568   2023-08-14   
956-705 9   903C ONVOY, LLC - TX 568   2023-08-14   
956-715 A HRLNTXKX8MD  5562 METROPCS, INC. 568      
956-715 0   5562 METROPCS, INC. 568   2016-03-12   
956-715 1   5562 METROPCS, INC. 568   2016-04-27   
956-715 2   5562 METROPCS, INC. 568   2016-04-27   
956-715 3   5562 METROPCS, INC. 568   2016-05-18   
956-715 4   5562 METROPCS, INC. 568   2016-08-06   
956-715 5   5562 METROPCS, INC. 568   2016-08-06   
956-715 6   5562 METROPCS, INC. 568   2016-09-22   
956-715 7   5562 METROPCS, INC. 568   2016-09-22   
956-715 8   793K TWC IP ENABLED SERVICES, LLC 568   2016-04-18   
956-715 9   5562 METROPCS, INC. 568   2016-03-12   
956-781 A PHRRTXPHDS0  9533 SOUTHWESTERN BELL 568      
956-782 A PHRRTXPHDS0  9533 SOUTHWESTERN BELL 568      
956-782 0   9533 SOUTHWESTERN BELL 568      
956-782 1   9533 SOUTHWESTERN BELL 568      
956-782 2   9533 SOUTHWESTERN BELL 568      
956-782 3   9533 SOUTHWESTERN BELL 568      
956-782 4   9533 SOUTHWESTERN BELL 568      
956-782 5   9533 SOUTHWESTERN BELL 568      
956-782 6   624H ONVOY SPECTRUM, LLC 568   2025-05-16   
956-782 7   9533 SOUTHWESTERN BELL 568      
956-782 8   9533 SOUTHWESTERN BELL 568      
956-782 9   9533 SOUTHWESTERN BELL 568      
956-783 A PHRRTXPHDS0  9533 SOUTHWESTERN BELL 568      
956-784 A PHRRTXPHDS0  9533 SOUTHWESTERN BELL 568      
956-784 0   5562 METROPCS, INC. 568   2004-07-15   
956-784 1   5562 METROPCS, INC. 568   2004-04-12   
956-784 2   5562 METROPCS, INC. 568   2003-12-31   
956-784 3   9533 SOUTHWESTERN BELL 568      
956-784 4   5562 METROPCS, INC. 568   2003-12-31   
956-784 5   5562 METROPCS, INC. 568   2003-11-26   
956-784 6   9533 SOUTHWESTERN BELL 568      
956-784 7   9533 SOUTHWESTERN BELL 568      
956-784 8   9533 SOUTHWESTERN BELL 568      
956-784 9   5562 METROPCS, INC. 568   2003-10-13   
956-787 A PHRRTXPHDS0  9533 SOUTHWESTERN BELL 568      
956-812 A   4290 STPCS JOINT VENTURE, LLC 568   2025-06-20   
956-812 0   4290 STPCS JOINT VENTURE, LLC 568   2025-06-23   
956-812 1   4290 STPCS JOINT VENTURE, LLC 568   2025-06-23   
956-812 2   4290 STPCS JOINT VENTURE, LLC 568   2025-06-23   

<< 1 2 3 4 5 6 7 >>

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.