Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 440 [Rate centres in NPA 440] [Dial plan for NPA 440]

NXX: 310

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
440-310 A Columbia Station OH CLEVOHIWDS0  7443 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 320      
440-310 0 Columbia Station OH NRTNOHIADMD  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 320      
440-310 1 Columbia Station OH NRTNOHIADMD  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 320      
440-310 2 Columbia Station OH NRTNOHIADMD  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 320      
440-310 3 Columbia Station OH NRTNOHIADMD  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 320      
440-310 4 Columbia Station OH NRTNOHIADMD  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 320   2006-02-24   
440-310 5 Columbia Station OH CLEVOH02RMD  7532 TELEPORT COMMUNICATIONS AMERICA, LLC - OH 320   2016-11-04   
440-310 6 Columbia Station OH NRTNOHIADMD  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 320   2006-07-29   
440-310 7 Columbia Station OH CLEVOHIWDS0  7443 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 320   2011-06-24   
440-310 8 Columbia Station OH CLEVOH62XQZ  508J CENTURYLINK COMMUNICATIONS LLC 320   2015-08-28   
440-310 9 Columbia Station OH ELYROHXA0MD  547D TIME WARNER CABLE INFORMATION SVCS (OHIO) - OH 320   2013-09-18   

Last updated: Wed, 01 Jun 2022 03:09:23 UTC

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