Local Calling Guide

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

NXX: 668

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
817-668 A Springtown TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552      
817-668 0 Springtown TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2013-03-28   
817-668 1 Springtown TX   145J TERRA NOVA TELECOM INC. 552   2021-09-26   
817-668 2 Springtown TX DLLSTXTAXTZ  624H ONVOY SPECTRUM, LLC 552   2021-12-17   
817-668 3 Springtown TX DLLSTX97DSS  177F PEERLESS NETWORK OF TEXAS, LLC - TX 552   2013-04-22   
817-668 4 Springtown TX DLLATX37DS6  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 552   2008-10-10   
817-668 5 Springtown TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2009-02-21   
817-668 6 Springtown TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2012-06-16   
817-668 7 Springtown TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2011-03-31   
817-668 8 Springtown TX DLLSTXALDS4  903C ONVOY, LLC - TX 552   2012-12-14   
817-668 9 Springtown TX DLLSTXTAXTZ  624H ONVOY SPECTRUM, LLC 552   2021-12-17   

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

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