Local Calling Guide

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

NXX: 544

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
740-544 A Knoxville OH KNVLOHXARS0  0615 FRONTIER NORTH, INC. - OH 324      
740-544 2 Knoxville OH CLMDOHZI6MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324   2018-02-16   
740-544 3 Knoxville OH CLMBOH1151Z  318J COMCAST IP PHONE, LLC 324   2023-05-26   
740-544 4 Knoxville OH CLMDOH44JMD  965H FRACTEL, LLC 324   2020-03-07   
740-544 5 Knoxville OH KNVLOHXARS0  0615 FRONTIER NORTH, INC. - OH 324      
740-544 6 Knoxville OH KNVLOHXARS0  0615 FRONTIER NORTH, INC. - OH 324      
740-544 7 Knoxville OH CLMBOH1125Z  508J CENTURYLINK COMMUNICATIONS, LLC 324   2014-07-03   

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

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