Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 817 [Rate centres in NPA 817] [Dial plan for NPA 817]

NXX: 779

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
817-779 A Mansfield TX DLLSTXTLDS8  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
817-779 0 Mansfield TX DLLTTX01CMD  5562 METROPCS, INC. 552   2007-04-29   
817-779 1 Mansfield TX DLLTTX01CMD  5562 METROPCS, INC. 552   2011-03-01   
817-779 2 Mansfield TX DLLTTX01CMD  5562 METROPCS, INC. 552   2009-03-05   
817-779 3 Mansfield TX DLLSTXJFDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 552   2008-07-11   
817-779 4 Mansfield TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2015-07-25   
817-779 5 Mansfield TX DLLSTXTLDS8  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552   2016-02-22   
817-779 6 Mansfield TX DLLSTXTLDS8  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 552      
817-779 7 Mansfield TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2004-01-13   
817-779 8 Mansfield TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2020-07-07   
817-779 9 Mansfield TX   515J IP HORIZON LLC 552   2015-03-23   

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

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