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.

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

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
740-300 4 Nelsonville OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2016-04-03   
740-300 5 Nelsonville OH CLMBOH11XJZ  516C AT&T CORP. 324   2011-11-23   
740-300 6 Nelsonville OH CLMBOH1125Z  508J CENTURYLINK COMMUNICATIONS, LLC 324   2014-07-07   
740-300 7 Nelsonville OH CLMKOHPE0MD  793K TWC IP ENABLED SERVICES, LLC 324   2014-03-08   
740-300 8 Nelsonville OH CLMDOH44DS5  284F PEERLESS NETWORK OF OHIO, LLC - OH 324   2013-04-27   
740-300 9 Nelsonville OH CLMDOH44DS5  284F PEERLESS NETWORK OF OHIO, LLC - OH 324   2013-04-27   
740-301 A Rio Grande OH CLMDOH44ZMD  460K FIRST COMMUNICATIONS, LLC 324      
740-301 0 Rio Grande OH CLMDOHZI6MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324   2006-08-21   
740-301 1 Rio Grande OH CLMBOH11XLZ  001F BANDWIDTH.COM CLEC, LLC - OH 324   2012-02-09   
740-301 2 Rio Grande OH CLMDOH44DS5  284F PEERLESS NETWORK OF OHIO, LLC - OH 324   2013-04-27   
740-301 3 Rio Grande OH CLMBOH11XJZ  516C AT&T CORP. 324   2011-10-05   
740-301 4 Rio Grande OH HLRDOHEJGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324   2014-10-20   
740-301 6 Rio Grande OH CLMBOH1125Z  508J CENTURYLINK COMMUNICATIONS, LLC 324   2014-07-07   
740-301 7 Rio Grande OH CLMBOH1116Z  036B CITYNET OHIO, LLC - OH 324   2008-07-06   
740-301 8 Rio Grande OH CLMDOH44DS5  284F PEERLESS NETWORK OF OHIO, LLC - OH 324   2013-04-27   
740-301 9 Rio Grande OH CLMBOH1143Z  624H ONVOY SPECTRUM, LLC 324   2024-08-02   
740-302 A Ironton OH CLMBOH11XLZ  001F BANDWIDTH.COM CLEC, LLC - OH 324      
740-302 0 Ironton OH CLMBOH11XLZ  001F BANDWIDTH.COM CLEC, LLC - OH 324   2010-09-02   
740-302 1 Ironton OH CLMDOH448MD  073H TELNYX LLC 324   2017-06-01   
740-302 2 Ironton OH HLRDOHEJGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324   2009-11-11   
740-302 3 Ironton OH CLMBOH11XLZ  001F BANDWIDTH.COM CLEC, LLC - OH 324   2011-02-04   
740-302 4 Ironton OH CLMBOH11XJZ  516C AT&T CORP. 324   2011-06-06   
740-302 5 Ironton OH HLRDOHEJGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324   2010-11-08   
740-302 6 Ironton OH CLMBOH1116Z  036B CITYNET OHIO, LLC - OH 324   2007-03-10   
740-302 7 Ironton OH HLRDOHEJGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324   2011-06-24   
740-302 8 Ironton OH CLMBOH11XLZ  001F BANDWIDTH.COM CLEC, LLC - OH 324   2012-05-03   
740-302 9 Ironton OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2024-03-07   
740-303 A Philo OH CLMDOH44ZMD  460K FIRST COMMUNICATIONS, LLC 324      
740-303 0 Philo OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2021-03-24   
740-303 1 Philo OH CLMDOH44DS5  284F PEERLESS NETWORK OF OHIO, LLC - OH 324   2013-04-27   
740-303 2 Philo OH CLMBOH11XLZ  001F BANDWIDTH.COM CLEC, LLC - OH 324   2015-06-21   
740-303 3 Philo OH CLMKOHPE0MD  793K TWC IP ENABLED SERVICES, LLC 324   2007-03-27   
740-303 4 Philo OH CLMDOHZI6MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324   2005-04-10   
740-303 5 Philo OH   145J TERRA NOVA TELECOM INC. 324   2022-07-06   
740-303 6 Philo OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2016-04-04   
740-303 7 Philo OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2016-04-04   
740-303 8 Philo OH   515J IP HORIZON LLC 324   2016-10-12   
740-303 9 Philo OH CLMBOHLTEMD  515J IP HORIZON LLC 324   2024-04-29   
740-304 A Lancaster OH CLMFOHJU7MD  6701 AERIAL COMMUNICATIONS, INC. 324      
740-304 0 Lancaster OH CLMDOHZI6MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324   2007-01-19   
740-304 1 Lancaster OH CLMFOHJU7MD  6701 AERIAL COMMUNICATIONS, INC. 324      
740-304 2 Lancaster OH CLMFOHJU7MD  6701 AERIAL COMMUNICATIONS, INC. 324   2006-08-04   
740-304 3 Lancaster OH CLMFOHJU7MD  5562 METROPCS, INC. 324   2007-11-17   
740-304 4 Lancaster OH CLMBOH1152Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 324   2010-10-29   
740-304 5 Lancaster OH CLMBOH1152Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 324   2011-02-05   
740-304 6 Lancaster OH CLMBOH1152Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 324   2021-05-19   
740-304 7 Lancaster OH HLRDOHEJGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324   2011-08-08   
740-304 8 Lancaster OH CLMBOH1152Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 324   2022-01-31   
740-304 9 Lancaster OH CLMFOHJU7MD  5562 METROPCS, INC. 324      
740-305 A Caldwell OH CLMDOHZI6MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324      
740-305 0 Caldwell OH CLMDOHZI6MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324      
740-305 1 Caldwell OH CLMDOHZI6MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324   2013-10-26   
740-305 2 Caldwell OH JKTPOHBA0MD  601G HORIZON SERVICES, INC. - OH 324   2012-11-25   
740-305 3 Caldwell OH WOTNOHEHAMD  7532 TELEPORT COMMUNICATIONS AMERICA, LLC - OH 324   2016-12-17   
740-305 5 Caldwell OH CLMKOHPE0MD  793K TWC IP ENABLED SERVICES, LLC 324   2007-06-13   
740-305 7 Caldwell OH CLMBOH1125Z  508J CENTURYLINK COMMUNICATIONS, LLC 324   2014-07-07   
740-305 8 Caldwell OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2019-02-22   
740-305 9 Caldwell OH CLMBOH11XLZ  001F BANDWIDTH.COM CLEC, LLC - OH 324   2009-01-04   
740-306 A Guyan OH CLMDOH44ZMD  460K FIRST COMMUNICATIONS, LLC 324      
740-306 0 Guyan OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2016-04-11   
740-306 1 Guyan OH CLMBOH11XHZ  024E ARMSTRONG TELECOMMUNICATIONS, INC. - OH 324   2010-04-02   
740-306 2 Guyan OH CLMBOH11XLZ  001F BANDWIDTH.COM CLEC, LLC - OH 324   2012-02-06   
740-306 3 Guyan OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2015-02-06   
740-306 4 Guyan OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2016-04-11   
740-306 5 Guyan OH CLMBOH1125Z  508J CENTURYLINK COMMUNICATIONS, LLC 324   2014-07-04   
740-306 6 Guyan OH CLMDOH44DS5  284F PEERLESS NETWORK OF OHIO, LLC - OH 324   2013-04-27   
740-306 7 Guyan OH CLMBOH1116Z  036B CITYNET OHIO, LLC - OH 324   2008-07-06   
740-306 8 Guyan OH CLMDOH44DS5  284F PEERLESS NETWORK OF OHIO, LLC - OH 324   2013-04-27   
740-307 A Ironton OH CLMDOH44ZMD  460K FIRST COMMUNICATIONS, LLC 324      
740-307 0 Ironton OH CLMBOH1152Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 324   2010-03-03   
740-307 1 Ironton OH CLMBOH1152Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 324   2008-06-23   
740-307 2 Ironton OH CLMBOH1152Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 324   2009-11-16   
740-307 3 Ironton OH CLMBOH11XLZ  001F BANDWIDTH.COM CLEC, LLC - OH 324   2015-05-22   
740-307 4 Ironton OH   515J IP HORIZON LLC 324   2016-10-12   
740-307 5 Ironton OH HLRDOHEJGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324   2015-09-03   
740-307 6 Ironton OH HLRDOHEJGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324   2014-09-16   
740-307 7 Ironton OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2012-10-13   
740-307 8 Ironton OH HLRDOHEJGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 324   2014-09-16   
740-307 9 Ironton OH   460K FIRST COMMUNICATIONS, LLC 324      
740-308 A Dexter City OH CLMDOHZI6MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324      
740-308 0 Dexter City OH CLMDOHZI6MD  4863 LEVEL 3 COMMUNICATIONS, LLC - OH 324      
740-308 1 Dexter City OH CLMKOHPE0MD  793K TWC IP ENABLED SERVICES, LLC 324   2022-05-29   
740-308 3 Dexter City OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2018-09-20   
740-308 5 Dexter City OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2021-02-01   
740-308 6 Dexter City OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2021-02-01   
740-308 7 Dexter City OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2021-02-01   
740-308 8 Dexter City OH ATHNOHXADMD  225H CEBRIDGE TELECOM OH, LLC DBA SUDDENLINK COMM 324   2022-10-19   
740-308 9 Dexter City OH CLMBOH11XLZ  001F BANDWIDTH.COM CLEC, LLC - OH 324   2009-01-05   
740-309 A Barnesville OH CLMDOH44ZMD  460K FIRST COMMUNICATIONS, LLC 324      
740-309 0 Barnesville OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2020-12-20   
740-309 1 Barnesville OH CLMBOH11XLZ  001F BANDWIDTH.COM CLEC, LLC - OH 324   2011-11-25   
740-309 2 Barnesville OH CLMBOH1116Z  036B CITYNET OHIO, LLC - OH 324   2006-04-08   
740-309 3 Barnesville OH CLMBOH11XLZ  001F BANDWIDTH.COM CLEC, LLC - OH 324   2015-06-20   
740-309 4 Barnesville OH CLMDOH448MD  073H TELNYX LLC 324   2017-07-28   
740-309 5 Barnesville OH CLMBOH11XJZ  516C AT&T CORP. 324   2011-10-05   
740-309 6 Barnesville OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2019-02-22   
740-309 7 Barnesville OH CLMBOH1125Z  508J CENTURYLINK COMMUNICATIONS, LLC 324   2014-07-03   
740-309 8 Barnesville OH   515J IP HORIZON LLC 324   2016-09-23   
740-310 A St Clairsville OH CLMBOH1152Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 324      
740-310 0 St Clairsville OH CLMBOH1152Z  6025 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OH 324      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 >>

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.