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: 336 [Rate centres in NPA 336] [Dial plan for NPA 336]

<< 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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
336-612 9 Eden NC GNBONCEU02Z  829J PAETEC ITEL, LLC 424   2012-05-24   
336-613 A Reidsville NC KRVLNCARBMD  6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424      
336-614 A Level Cross NC ELKNNCXAX6X  793K TWC IP ENABLED SERVICES, LLC 424   2025-02-05   
336-614 0 Level Cross NC GNBPNCEM9MD  490J DISH WIRELESS, LLC 424   2022-12-01   
336-614 2 Level Cross NC   490J DISH WIRELESS, LLC 424   2025-11-27   
336-614 3 Level Cross NC   490J DISH WIRELESS, LLC 424   2025-09-25   
336-614 4 Level Cross NC ELKNNCXAX6X  793K TWC IP ENABLED SERVICES, LLC 424   2009-02-11   
336-614 5 Level Cross NC   490J DISH WIRELESS, LLC 424   2025-07-10   
336-615 A Greensboro NC GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-615 0 Greensboro NC GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424   2011-01-07   
336-615 1 Greensboro NC GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424   2013-07-12   
336-615 2 Greensboro NC GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424   2011-01-07   
336-615 3 Greensboro NC GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424   2011-01-07   
336-615 4 Greensboro NC GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424   2011-01-07   
336-615 5 Greensboro NC GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424   2011-02-06   
336-615 6 Greensboro NC GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424   2011-02-06   
336-615 7 Greensboro NC GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424   2011-02-06   
336-615 8 Greensboro NC GNBPNCDNDS1  7973 LEVEL 3 TELECOM OF NORTH CAROLINA, LP - NC 424   2011-08-17   
336-615 9 Greensboro NC GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424   2011-02-06   
336-616 A Reidsville NC RDVLNCMA34F  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-616 0 Reidsville NC RDVLNCMA34F  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-616 1 Reidsville NC RDVLNCMA34F  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-616 2 Reidsville NC RDVLNCMA34F  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-616 3 Reidsville NC RDVLNCMA34F  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-616 4 Reidsville NC RDVLNCMA34F  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-616 5 Reidsville NC RDVLNCMA34F  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-616 6 Reidsville NC RDVLNCMA34F  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-616 7 Reidsville NC RDVLNCMA34F  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-616 8 Reidsville NC RDVLNCMA34F  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-616 9 Reidsville NC GNBONCEU27Z  998E BANDWIDTH.COM CLEC, LLC - NC 424   2020-10-04   
336-617 A Greensboro NC GNBPNCDNDS1  7973 LEVEL 3 TELECOM OF NORTH CAROLINA, LP - NC 424      
336-617 0 Greensboro NC GNBONCEUY1X  793K TWC IP ENABLED SERVICES, LLC 424   2009-03-16   
336-617 1 Greensboro NC GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424   2012-06-10   
336-617 2 Greensboro NC GNBPNCDNDS1  7973 LEVEL 3 TELECOM OF NORTH CAROLINA, LP - NC 424   2004-08-25   
336-617 3 Greensboro NC GNBONCEUY1X  793K TWC IP ENABLED SERVICES, LLC 424   2007-01-10   
336-617 4 Greensboro NC GNBONCEUY1X  793K TWC IP ENABLED SERVICES, LLC 424   2007-01-24   
336-617 5 Greensboro NC GNBONCEUY1X  793K TWC IP ENABLED SERVICES, LLC 424   2007-02-07   
336-617 6 Greensboro NC GNBONCEUY1X  793K TWC IP ENABLED SERVICES, LLC 424   2007-02-21   
336-617 7 Greensboro NC GNBONCEUY1X  793K TWC IP ENABLED SERVICES, LLC 424   2008-06-06   
336-617 8 Greensboro NC GNBONCEUY1X  793K TWC IP ENABLED SERVICES, LLC 424   2008-06-06   
336-617 9 Greensboro NC GNBONCEU27Z  998E BANDWIDTH.COM CLEC, LLC - NC 424   2010-11-08   
336-618 A Winston-Salem NC GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-618 0 Winston-Salem NC KRVLNCARBMD  6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2010-04-02   
336-618 1 Winston-Salem NC KRVLNCARBMD  6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2010-04-02   
336-618 2 Winston-Salem NC KRVLNCARBMD  6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2010-05-07   
336-618 3 Winston-Salem NC GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424   2010-07-25   
336-618 4 Winston-Salem NC GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424   2011-03-08   
336-618 5 Winston-Salem NC KRVLNCARBMD  6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2010-09-16   
336-618 6 Winston-Salem NC KRVLNCARBMD  6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2010-09-16   
336-618 7 Winston-Salem NC GNBONCEU27Z  998E BANDWIDTH.COM CLEC, LLC - NC 424   2011-05-29   
336-618 8 Winston-Salem NC GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424   2010-01-07   
336-618 9 Winston-Salem NC GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424   2010-01-07   
336-619 A Welcome NC LXTNNCXAJMD  793K TWC IP ENABLED SERVICES, LLC 424   2025-02-05   
336-619 0 Welcome NC LXTNNCXAJMD  793K TWC IP ENABLED SERVICES, LLC 424   2013-05-21   
336-619 1 Welcome NC LXTNNCXAAMD  638E ONVOY, LLC - NC 424   2022-12-05   
336-619 2 Welcome NC LXTNNCXAAMD  638E ONVOY, LLC - NC 424   2019-06-25   
336-619 3 Welcome NC LXTNNCXAAMD  638E ONVOY, LLC - NC 424   2020-12-27   
336-619 4 Welcome NC LXTNNCXAJMD  793K TWC IP ENABLED SERVICES, LLC 424   2009-06-11   
336-619 5 Welcome NC LXTNNCXAAMD  638E ONVOY, LLC - NC 424   2020-12-27   
336-619 6 Welcome NC GNBONCEU31Z  8389 TELEPORT COMMUNICATIONS AMERICA, LLC - NC 424   2019-05-10   
336-619 7 Welcome NC GNBONCCKX9X  3235 LEVEL 3 COMMUNICATIONS, LLC - NC 424   2015-06-11   
336-619 8 Welcome NC LXTNNCXAAMD  638E ONVOY, LLC - NC 424   2022-07-31   
336-619 9 Welcome NC LXTNNCXAAMD  638E ONVOY, LLC - NC 424   2022-07-31   
336-620 A Baldwin NC ELKNNCXA5MD  5932 CAROLINA WEST WIRELESS, INC. 424      
336-621 A Greensboro NC GNBONCMC62F  9417 BELLSOUTH TELECOMM INC DBA SOUTHERN BELL TEL & TEL 424      
336-622 A Liberty (Randolph) NC LBRTNCXA0MD  0496 RANDOLPH TEL. MEMBERSHIP CORP. 424      
336-623 A Eden NC EDENNCXBDS0  0471 BRIGHTSPEED OF NORTH CAROLINA, LLC 424      
336-624 A Winston-Salem NC GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-624 0 Winston-Salem NC GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-624 1 Winston-Salem NC GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-624 2 Winston-Salem NC GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-624 3 Winston-Salem NC GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-624 4 Winston-Salem NC GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-624 5 Winston-Salem NC GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-624 6 Winston-Salem NC GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-624 7 Winston-Salem NC GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-624 8 Winston-Salem NC GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424      
336-624 9 Winston-Salem NC GNBONCEU65Z  5562 METROPCS, INC. 424      
336-625 A Asheboro NC ASBONCXADS0  0471 BRIGHTSPEED OF NORTH CAROLINA, LLC 424      
336-626 A Asheboro NC ASBONCXADS0  0471 BRIGHTSPEED OF NORTH CAROLINA, LLC 424      
336-627 A Eden NC EDENNCXBDS0  0471 BRIGHTSPEED OF NORTH CAROLINA, LLC 424      
336-627 0 Eden NC EDENNCXBDS0  0471 BRIGHTSPEED OF NORTH CAROLINA, LLC 424      
336-627 1 Eden NC EDENNCXBDS0  0471 BRIGHTSPEED OF NORTH CAROLINA, LLC 424      
336-627 2 Eden NC EDENNCXBDS0  0471 BRIGHTSPEED OF NORTH CAROLINA, LLC 424      
336-627 3 Eden NC GNBONCEUY1X  793K TWC IP ENABLED SERVICES, LLC 424   2007-01-03   
336-627 4 Eden NC EDENNCXBDS0  0471 BRIGHTSPEED OF NORTH CAROLINA, LLC 424      
336-627 5 Eden NC EDENNCXBDS0  0471 BRIGHTSPEED OF NORTH CAROLINA, LLC 424      
336-627 6 Eden NC EDENNCXBDS0  0471 BRIGHTSPEED OF NORTH CAROLINA, LLC 424      
336-627 7 Eden NC EDENNCXBDS0  0471 BRIGHTSPEED OF NORTH CAROLINA, LLC 424      
336-627 8 Eden NC EDENNCXBDS0  0471 BRIGHTSPEED OF NORTH CAROLINA, LLC 424      
336-627 9 Eden NC EDENNCXBDS0  0471 BRIGHTSPEED OF NORTH CAROLINA, LLC 424      
336-628 A Asheboro NC ASBONCXAXAX  793K TWC IP ENABLED SERVICES, LLC 424   2025-02-05   
336-628 0 Asheboro NC ASBONCXAXAX  793K TWC IP ENABLED SERVICES, LLC 424   2015-04-06   
336-628 1 Asheboro NC KRVLNCARBMD  6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2019-03-01   
336-628 2 Asheboro NC KRVLNCARBMD  6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2018-05-21   
336-628 3 Asheboro NC ASBONCXAXAX  793K TWC IP ENABLED SERVICES, LLC 424   2017-10-13   
336-628 4 Asheboro NC ASBONCXAXAX  793K TWC IP ENABLED SERVICES, LLC 424   2013-05-19   
336-628 5 Asheboro NC GNBONCCKX9X  3235 LEVEL 3 COMMUNICATIONS, LLC - NC 424   2017-06-16   
336-628 6 Asheboro NC GNBONCEU31Z  8389 TELEPORT COMMUNICATIONS AMERICA, LLC - NC 424   2014-06-23   
336-628 7 Asheboro NC GNBONCEU75Z  073H TELNYX LLC 424   2021-03-10   

<< 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 >>

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.