Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 740 [Rate centres in NPA 740] [Dial plan for NPA 740]

NXX: 521

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
740-521 A Dresden OH CLMDOH44VMD  829J PAETEC ITEL, LLC 324      
740-521 0 Dresden OH CLMDOH44VMD  829J PAETEC ITEL, LLC 324   2004-05-03   
740-521 1 Dresden OH CLMDOH44DS5  284F PEERLESS NETWORK OF OHIO, LLC - OH 324   2013-04-26   
740-521 4 Dresden OH CLMDOHZI6MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324   2005-04-10   
740-521 5 Dresden OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2021-03-11   
740-521 7 Dresden OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2021-03-11   
740-521 8 Dresden OH   515J IP HORIZON LLC 324   2016-10-12   
740-521 9 Dresden OH CLMBOH11XLZ  001F BANDWIDTH.COM CLEC, LLC - OH 324   2009-01-05   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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