Local Calling Guide

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

NXX: 740

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
743-740 A Mount Airy NC ELKNNCXAX5X  638E ONVOY, LLC - NC 424      
743-740 0 Mount Airy NC   638E ONVOY, LLC - NC 424   2021-05-25   
743-740 1 Mount Airy NC   939H COMMIO, LLC 424   2022-05-13   
743-740 2 Mount Airy NC   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424   2022-08-15   
743-740 3 Mount Airy NC   998E BANDWIDTH.COM CLEC, LLC - NC 424   2022-08-21   
743-740 4 Mount Airy NC   998E BANDWIDTH.COM CLEC, LLC - NC 424   2022-08-21   
743-740 5 Mount Airy NC   638E ONVOY, LLC - NC 424   2022-09-30   
743-740 6 Mount Airy NC   638E ONVOY, LLC - NC 424   2022-09-30   
743-740 8 Mount Airy NC   638E ONVOY, LLC - NC 424   2022-09-30   
743-740 9 Mount Airy NC   6214 NEW CINGULAR WIRELESS PCS, LLC - GA 424   2022-09-21   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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