Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Cambridge, OH

1 2 3 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
740-255 A   6701 AERIAL COMMUNICATIONS, INC. 324      
740-255 0 CLMFOHJU5MD  5562 METROPCS, INC. 324      
740-255 1 CLMBOH1152Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 324   2007-01-15   
740-255 2 CLMBOH1152Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 324   2007-11-03   
740-255 3 CLMBOH1152Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 324   2007-11-03   
740-255 4 CLMBOH1152Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 324   2008-12-15   
740-255 5 CLMKOHPEPS2  547D TIME WARNER CABLE INFORMATION SVCS (OHIO) - OH 324   2007-06-13   
740-255 6   6701 AERIAL COMMUNICATIONS, INC. 324      
740-255 7 CLMFOHJU3MD  6701 AERIAL COMMUNICATIONS, INC. 324      
740-255 8 CLMBOHLT7MD  073H TELNYX LLC 324   2021-01-21   
740-255 9 CMBROHXBIMD  624H ONVOY SPECTRUM, LLC 324   2022-11-11   
740-260 A CLMBOH1152Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 324      
740-421 A CLMDOHZI6MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324      
740-421 0 CLMBOH1152Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 324   2010-01-24   
740-421 1 CLMBOH1152Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 324   2018-09-23   
740-421 2 CLMFOHJU5MD  5562 METROPCS, INC. 324   2022-09-30   
740-421 3 DLWROHXAYMD  7443 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 324   2010-02-15   
740-421 4 CLMDOHZI6MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324      
740-421 5 CMBROHXBIMD  624H ONVOY SPECTRUM, LLC 324   2022-11-11   
740-421 6 WOTNOHEHAMD  7532 TELEPORT COMMUNICATIONS AMERICA, LLC - OH 324   2014-02-19   
740-421 7 CMBROHXBIMD  624H ONVOY SPECTRUM, LLC 324   2022-11-11   
740-421 8 CMBROHXBIMD  624H ONVOY SPECTRUM, LLC 324   2022-11-11   
740-421 9 CLMKOHPEPS2  547D TIME WARNER CABLE INFORMATION SVCS (OHIO) - OH 324   2013-10-08   
740-432 A CMBROHXBDS0  0615 FRONTIER NORTH, INC. - OH 324      
740-435 A CMBROHXBDS0  0615 FRONTIER NORTH, INC. - OH 324      
740-435 0 CMBROHXBDS0  0615 FRONTIER NORTH, INC. - OH 324      
740-435 1 CMBROHXBDS0  0615 FRONTIER NORTH, INC. - OH 324      
740-435 2 CMBROHXBDS0  0615 FRONTIER NORTH, INC. - OH 324      
740-435 3 CMBROHXBDS0  0615 FRONTIER NORTH, INC. - OH 324      
740-435 4 CMBROHXBDS0  0615 FRONTIER NORTH, INC. - OH 324   2004-07-30   
740-435 6   225H CEBRIDGE TELECOM OH, LLC DBA SUDDENLINK COMM 324   2024-04-14   
740-435 8 CMBROHXBDS0  0615 FRONTIER NORTH, INC. - OH 324      
740-435 9 CMBROHXBDS0  0615 FRONTIER NORTH, INC. - OH 324      
740-439 A CMBROHXBDS0  0615 FRONTIER NORTH, INC. - OH 324      
740-584 A CMBROHXBAMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324      
740-630 A CLMDOHZI6MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324      
740-630 0 CLMDOHZI6MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324      
740-630 1 CLMBOH1152Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 324   2008-09-15   
740-630 3 CLMBOH1152Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 324   2008-04-16   
740-630 4 CLMBOH1152Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 324   2008-03-06   
740-630 5 CLMBOH1152Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 324   2007-07-22   
740-630 6 CLMBOH1152Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 324   2007-03-16   
740-630 7 CLMBOH1152Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 324   2005-11-06   
740-630 8 CLMBOH1152Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 324   2005-11-06   
740-630 9 CLMDOHZI6MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324      
740-680 A CMBROHXBAMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324      
740-680 0 CMBROHXBAMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324      
740-680 1 CMBROHXBAMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324      
740-680 2 CMBROHXBAMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324      
740-680 3 CMBROHXBAMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324      

1 2 3 >>

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.