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.

Alba, TX

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
430-356 A DLLSTX97X5X  965H FRACTEL, LLC 552      
430-356 1 FTWOTXEDX1Z  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552   2022-12-14   
430-356 2 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2021-06-03   
430-356 3   793K TWC IP ENABLED SERVICES, LLC 552   2024-03-21   
430-356 4 DLLSTXTAXTZ  624H ONVOY SPECTRUM, LLC 552   2021-12-03   
430-356 5 DLLSTXTAXTZ  624H ONVOY SPECTRUM, LLC 552   2021-12-03   
430-356 6 DLLSTXTAXTZ  624H ONVOY SPECTRUM, LLC 552   2021-07-08   
430-356 7 DLLSTX97X5X  965H FRACTEL, LLC 552   2021-05-16   
430-356 8 DLLSTX97X9X  516J TON80 COMMUNICATIONS, LLC 552   2021-11-14   
430-356 9 DLLSTX97X5X  965H FRACTEL, LLC 552   2021-01-29   
903-317 A DLLSTXBKDS1  7715 MATRIX TELECOM, LLC. S/I/I TNCI - TX 552      
903-409 A DLLSTX97TMD  939H COMMIO, LLC 552      
903-409 0 DLLSTX97TMD  939H COMMIO, LLC 552   2023-10-16   
903-409 1 DLLSTX97TMD  939H COMMIO, LLC 552   2023-10-16   
903-409 2 DLLSTX97TMD  939H COMMIO, LLC 552   2023-10-16   
903-409 3 DLLSTX97TMD  939H COMMIO, LLC 552   2023-10-16   
903-409 4 DLLSTX97TMD  939H COMMIO, LLC 552   2023-10-16   
903-765 A ALBATXXARS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
903-765 0 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2016-04-02   
903-765 1 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2016-04-02   
903-765 2 ALBATXXARS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
903-765 3 ALBATXXARS0  2154 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
903-765 4 DLLSTX97X1X  073H TELNYX LLC 552   2019-05-17   
903-765 5 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2012-12-17   
903-765 6 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2011-06-24   
903-765 7 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2009-03-07   
903-765 8 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2011-11-25   
903-765 9 DLLSTX23X9X  135H PEOPLES COMMUNICATION, INC. -TX 552   2015-07-25   
903-781 A DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
903-781 0 DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
903-781 1 DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2012-02-03   
903-781 2 DLLSTXALDS4  903C ONVOY, LLC - TX 552   2021-07-17   
903-781 3 DLLSTX97DSS  177F PEERLESS NETWORK OF TEXAS, LLC - TX 552   2013-04-08   
903-781 4 DLLSTX97DSS  177F PEERLESS NETWORK OF TEXAS, LLC - TX 552   2013-04-08   
903-781 6 FTWQTXFH0MD  508J CENTURYLINK COMMUNICATIONS, LLC 552   2014-05-14   
903-781 8   145J TERRA NOVA TELECOM INC. 552   2021-07-20   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.