Local Calling Guide

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NPA: 910 [Rate centres in NPA 910] [Dial plan for NPA 910]

NXX: 503

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
910-503 A Laurel Hill NC   793K TWC IP ENABLED SERVICES, LLC 428      
910-503 0 Laurel Hill NC   793K TWC IP ENABLED SERVICES, LLC 428      
910-503 1 Laurel Hill NC WLMGNCFOXDY  624H ONVOY SPECTRUM, LLC 428   2023-05-12   
910-503 8 Laurel Hill NC   145J TERRA NOVA TELECOM INC. 428   2025-07-18   

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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