Local Calling Guide

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NPA: 740 [Rate centres in NPA 740] [Dial plan for NPA 740]

NXX: 957

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
740-957 A Delaware OH CLMDOHZI6MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324      
740-957 0 Delaware OH   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324   2022-07-11   
740-957 1 Delaware OH   4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324   2011-12-06   
740-957 2 Delaware OH   4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324   2011-12-06   
740-957 3 Delaware OH   6701 AERIAL COMMUNICATIONS, INC. 324   2017-06-12   
740-957 4 Delaware OH   6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 324   2015-07-28   
740-957 6 Delaware OH   7532 TELEPORT COMMUNICATIONS AMERICA, LLC - OH 324   2011-10-03   
740-957 7 Delaware OH   508J CENTURYLINK COMMUNICATIONS, LLC 324   2013-12-02   
740-957 8 Delaware OH   735E SIGECOM, LLC DBA WOW INTERNET CABLE AND PHONE 324   2016-02-19   
740-957 9 Delaware OH   4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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