Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 743 [Rate centres in NPA 743] [Dial plan for NPA 743]

NXX: 557

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
743-557 A Julian NC GNBPNCEM8MD  516J TON80 COMMUNICATIONS, LLC 424      
743-557 0 Julian NC   998E BANDWIDTH.COM CLEC, LLC - NC 424   2022-03-10   
743-557 1 Julian NC   8645 SUNCOM DBA T-MOBILE USA 424   2023-01-16   
743-557 2 Julian NC   8645 SUNCOM DBA T-MOBILE USA 424   2023-01-16   
743-557 5 Julian NC   8389 TELEPORT COMMUNICATIONS AMERICA, LLC - NC 424   2022-05-27   
743-557 6 Julian NC   8389 TELEPORT COMMUNICATIONS AMERICA, LLC - NC 424   2022-06-21   
743-557 7 Julian NC   8389 TELEPORT COMMUNICATIONS AMERICA, LLC - NC 424   2022-05-27   
743-557 8 Julian NC   516J TON80 COMMUNICATIONS, LLC 424   2021-06-04   
743-557 9 Julian NC   638E ONVOY, LLC - NC 424   2023-09-18   

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

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