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: 743 [Rate centres in NPA 743] [Dial plan for NPA 743]

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
743-330 9 Elkin NC   638E ONVOY, LLC - NC 424   2022-10-02   
743-333 A Winston-Salem NC GNBONCEU24Z  638E ONVOY, LLC - NC 424      
743-333 0 Winston-Salem NC   6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2018-04-02   
743-333 1 Winston-Salem NC   6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2018-04-02   
743-333 2 Winston-Salem NC   6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2018-04-02   
743-333 3 Winston-Salem NC   638E ONVOY, LLC - NC 424   2017-11-04   
743-333 4 Winston-Salem NC   6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2018-05-07   
743-333 5 Winston-Salem NC   8389 TELEPORT COMMUNICATIONS AMERICA, LLC - NC 424   2018-02-12   
743-333 6 Winston-Salem NC   6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2018-05-07   
743-333 7 Winston-Salem NC   508J CENTURYLINK COMMUNICATIONS, LLC 424   2018-02-23   
743-333 8 Winston-Salem NC   6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2018-05-07   
743-333 9 Winston-Salem NC   6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2018-06-11   
743-334 A Oldtown NC GNBONCEU24Z  638E ONVOY, LLC - NC 424      
743-334 0 Oldtown NC   624H ONVOY SPECTRUM, LLC 424   2023-05-12   
743-334 1 Oldtown NC   638E ONVOY, LLC - NC 424   2024-07-12   
743-334 2 Oldtown NC   638E ONVOY, LLC - NC 424   2026-01-04   
743-334 3 Oldtown NC   638E ONVOY, LLC - NC 424   2023-03-20   
743-334 4 Oldtown NC   145J TERRA NOVA TELECOM INC. 424   2025-07-07   
743-334 8 Oldtown NC   638E ONVOY, LLC - NC 424   2023-08-28   
743-334 9 Oldtown NC   638E ONVOY, LLC - NC 424   2023-08-28   
743-336 A Burlington NC GNBONCEU65Z  5562 METROPCS, INC. 424   2024-12-09   
743-336 0 Burlington NC   6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2025-02-16   
743-336 5 Burlington NC   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424   2025-11-08   
743-336 6 Burlington NC   6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2025-03-23   
743-336 7 Burlington NC   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424   2024-12-10   
743-336 8 Burlington NC   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424   2024-12-10   
743-336 9 Burlington NC   5562 METROPCS, INC. 424   2024-12-09   
743-337 A Asheboro NC ASBONCXAX9X  638E ONVOY, LLC - NC 424      
743-337 0 Asheboro NC   638E ONVOY, LLC - NC 424   2023-10-23   
743-337 1 Asheboro NC   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424   2023-10-23   
743-337 2 Asheboro NC   8645 SUNCOM DBA T-MOBILE USA 424   2023-02-03   
743-337 3 Asheboro NC   8645 SUNCOM DBA T-MOBILE USA 424   2023-02-03   
743-337 4 Asheboro NC   638E ONVOY, LLC - NC 424   2023-02-19   
743-337 5 Asheboro NC   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424   2023-02-05   
743-337 6 Asheboro NC   638E ONVOY, LLC - NC 424   2022-11-04   
743-337 7 Asheboro NC   638E ONVOY, LLC - NC 424   2022-11-04   
743-337 8 Asheboro NC   638E ONVOY, LLC - NC 424   2022-11-04   
743-337 9 Asheboro NC   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424   2023-01-21   
743-342 A Walkertown NC GNBPNCEM8MD  516J TON80 COMMUNICATIONS, LLC 424      
743-342 0 Walkertown NC   073H TELNYX LLC 424   2022-04-26   
743-342 1 Walkertown NC   624H ONVOY SPECTRUM, LLC 424   2023-05-12   
743-342 2 Walkertown NC   638E ONVOY, LLC - NC 424   2024-06-30   
743-342 3 Walkertown NC   638E ONVOY, LLC - NC 424   2022-08-22   
743-342 4 Walkertown NC   8645 SUNCOM DBA T-MOBILE USA 424   2025-12-07   
743-342 5 Walkertown NC   8645 SUNCOM DBA T-MOBILE USA 424   2024-03-24   
743-342 6 Walkertown NC   516J TON80 COMMUNICATIONS, LLC 424   2022-04-06   
743-342 8 Walkertown NC   638E ONVOY, LLC - NC 424   2023-08-28   
743-343 A Lewisville NC GNBONCEU78Z  624H ONVOY SPECTRUM, LLC 424   2024-11-03   
743-343 0 Lewisville NC   638E ONVOY, LLC - NC 424   2025-01-05   
743-343 1 Lewisville NC   8645 SUNCOM DBA T-MOBILE USA 424   2025-12-19   
743-343 3 Lewisville NC   624H ONVOY SPECTRUM, LLC 424   2024-11-03   
743-343 4 Lewisville NC   145J TERRA NOVA TELECOM INC. 424   2025-07-06   
743-344 A Welcome NC LXTNNCXAAMD  638E ONVOY, LLC - NC 424   2024-01-15   
743-344 0 Welcome NC   638E ONVOY, LLC - NC 424   2023-09-18   
743-344 1 Welcome NC   624H ONVOY SPECTRUM, LLC 424   2024-03-03   
743-344 3 Welcome NC   638E ONVOY, LLC - NC 424   2023-03-20   
743-344 4 Welcome NC   145J TERRA NOVA TELECOM INC. 424   2025-07-11   
743-345 A Stoneville NC GNBPNCEM5MD  965H FRACTEL, LLC 424      
743-345 0 Stoneville NC   998E BANDWIDTH.COM CLEC, LLC - NC 424   2021-02-08   
743-345 1 Stoneville NC   073H TELNYX LLC 424   2021-02-27   
743-345 2 Stoneville NC   998E BANDWIDTH.COM CLEC, LLC - NC 424   2021-01-30   
743-345 3 Stoneville NC   516J TON80 COMMUNICATIONS, LLC 424   2021-06-16   
743-345 4 Stoneville NC   638E ONVOY, LLC - NC 424   2021-03-28   
743-345 6 Stoneville NC   965H FRACTEL, LLC 424   2020-08-30   
743-345 8 Stoneville NC   638E ONVOY, LLC - NC 424   2021-03-28   
743-345 9 Stoneville NC   624H ONVOY SPECTRUM, LLC 424   2023-05-12   
743-347 A Thomasville NC HGPNNCXAFMD  638E ONVOY, LLC - NC 424      
743-347 0 Thomasville NC   073H TELNYX LLC 424   2022-09-11   
743-347 2 Thomasville NC   8645 SUNCOM DBA T-MOBILE USA 424   2024-03-18   
743-347 3 Thomasville NC   638E ONVOY, LLC - NC 424   2021-12-23   
743-347 4 Thomasville NC   638E ONVOY, LLC - NC 424   2023-08-28   
743-347 5 Thomasville NC   638E ONVOY, LLC - NC 424   2023-08-28   
743-347 6 Thomasville NC   638E ONVOY, LLC - NC 424   2022-09-30   
743-347 7 Thomasville NC   638E ONVOY, LLC - NC 424   2022-09-30   
743-347 8 Thomasville NC   638E ONVOY, LLC - NC 424   2022-09-30   
743-347 9 Thomasville NC   638E ONVOY, LLC - NC 424   2022-11-28   
743-353 A Pisgah NC GNBPNCEM8MD  516J TON80 COMMUNICATIONS, LLC 424      
743-353 1 Pisgah NC   793K TWC IP ENABLED SERVICES, LLC 424   2025-02-25   
743-353 3 Pisgah NC   145J TERRA NOVA TELECOM INC. 424   2025-07-11   
743-353 7 Pisgah NC   516J TON80 COMMUNICATIONS, LLC 424   2022-03-16   
743-356 A Denton NC GNBPNCEM5MD  965H FRACTEL, LLC 424      
743-356 0 Denton NC   638E ONVOY, LLC - NC 424   2023-09-18   
743-356 2 Denton NC   516J TON80 COMMUNICATIONS, LLC 424   2021-06-04   
743-356 3 Denton NC   638E ONVOY, LLC - NC 424   2020-12-26   
743-356 4 Denton NC   638E ONVOY, LLC - NC 424   2020-12-26   
743-356 7 Denton NC   965H FRACTEL, LLC 424   2020-09-24   
743-356 9 Denton NC   965H FRACTEL, LLC 424   2020-09-24   
743-369 A Sandy Ridge NC GNBONCEU78Z  624H ONVOY SPECTRUM, LLC 424      
743-369 0 Sandy Ridge NC   624H ONVOY SPECTRUM, LLC 424   2021-12-21   
743-369 1 Sandy Ridge NC   998E BANDWIDTH.COM CLEC, LLC - NC 424   2022-02-06   
743-369 2 Sandy Ridge NC   516J TON80 COMMUNICATIONS, LLC 424   2022-02-27   
743-369 3 Sandy Ridge NC   638E ONVOY, LLC - NC 424   2022-07-31   
743-369 9 Sandy Ridge NC   638E ONVOY, LLC - NC 424   2023-09-18   
743-373 A Ramseur NC ASBONCXAX9X  638E ONVOY, LLC - NC 424      
743-373 0 Ramseur NC   638E ONVOY, LLC - NC 424   2023-09-18   
743-373 1 Ramseur NC   073H TELNYX LLC 424   2023-10-15   
743-373 3 Ramseur NC   145J TERRA NOVA TELECOM INC. 424   2025-07-11   
743-373 7 Ramseur NC   638E ONVOY, LLC - NC 424   2023-02-09   
743-374 A Winston-Salem NC GNBPNCEM8MD  516J TON80 COMMUNICATIONS, LLC 424      
743-374 0 Winston-Salem NC   8645 SUNCOM DBA T-MOBILE USA 424   2022-01-26   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 >>

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.