Local Calling Guide

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NPA: 940 [Rate centres in NPA 940] [Dial plan for NPA 940]

NXX: 437

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
940-437 A Tioga TX TIOGTXXBRL0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
940-437 0 Tioga TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2014-05-16   
940-437 1 Tioga TX WCFLTXNIWMD  004F BANDWIDTH.COM CLEC, LLC - TX 552   2015-10-11   
940-437 2 Tioga TX TIOGTXXBRL0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
940-437 3 Tioga TX DNTNTXXAXSX  318C CEBRIDGE TELECOM TX , L.P. - TX 552   2014-02-22   
940-437 4 Tioga TX DLLSTX37XWZ  004F BANDWIDTH.COM CLEC, LLC - TX 552   2013-06-13   
940-437 5 Tioga TX TIOGTXXBRL0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      
940-437 6 Tioga TX FTWQTXFH0MD  508J CENTURYLINK COMMUNICATIONS, LLC 552   2014-05-19   
940-437 7 Tioga TX DLLSTX97DSS  177F PEERLESS NETWORK OF TEXAS, LLC - TX 552   2013-04-24   
940-437 8 Tioga TX DLLSTX97DSS  177F PEERLESS NETWORK OF TEXAS, LLC - TX 552   2013-04-24   
940-437 9 Tioga TX TIOGTXXBRL0  4344 FRONTIER SOUTHWEST INC DBA FRONTIER COMM OF TEXAS 552      

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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