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.

Coleridge, NC

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
336-879 A CLRGNCXADS0  0496 RANDOLPH TEL. MEMBERSHIP CORP. 949      
743-227 A   793K TWC IP ENABLED SERVICES, LLC 949   2025-03-12   
743-227 0   793K TWC IP ENABLED SERVICES, LLC 949   2019-09-14   
743-227 7   145J TERRA NOVA TELECOM INC. 949   2025-08-02   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.