Local Calling Guide

Area code/prefix search

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

NXX: 255

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
743-255 A Winston-Salem NC GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424      
743-255 0 Winston-Salem NC GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424   2022-03-04   
743-255 1 Winston-Salem NC GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424   2022-03-04   
743-255 2 Winston-Salem NC KRVLNCARBMD  6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2022-03-05   
743-255 3 Winston-Salem NC GNBONCEU24Z  638E ONVOY, LLC - NC 424   2022-03-14   
743-255 4 Winston-Salem NC GNBONCEU24Z  638E ONVOY, LLC - NC 424   2022-03-14   
743-255 5 Winston-Salem NC GNBONCEU24Z  638E ONVOY, LLC - NC 424   2022-03-14   
743-255 6 Winston-Salem NC GNBONCEU45Z  6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424   2023-12-23   
743-255 7 Winston-Salem NC KRVLNCARBMD  6324 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NC 424   2023-01-10   
743-255 8 Winston-Salem NC GNBONCEU27Z  998E BANDWIDTH.COM CLEC, LLC - NC 424   2022-10-17   
743-255 9 Winston-Salem NC GNBONCEU65Z  8645 SUNCOM DBA T-MOBILE USA 424   2022-03-04   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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