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.
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Switch: BLFDWVXAXCY

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
276-259 0 Dwight VA 793K TWC IP ENABLED SERVICES, LLC 932   2013-06-20   
276-312 8 Grundy VA 793K TWC IP ENABLED SERVICES, LLC 932   2013-06-20   
276-345 4 Richlands VA 793K TWC IP ENABLED SERVICES, LLC 932   2008-05-03   
276-385 7 Tazewell VA 793K TWC IP ENABLED SERVICES, LLC 932   2013-06-20   
276-498 0 Oakwood VA 793K TWC IP ENABLED SERVICES, LLC 932   2013-06-20   
276-530 0 Big Rock VA 793K TWC IP ENABLED SERVICES, LLC 932   2013-06-20   
276-531 0 Maxie VA 793K TWC IP ENABLED SERVICES, LLC 932   2013-06-20   
276-566 9 Hurley VA 793K TWC IP ENABLED SERVICES, LLC 932   2013-06-20   
276-597 0 Big Prater VA 793K TWC IP ENABLED SERVICES, LLC 932   2013-06-20   
276-598 A Richlands VA 793K TWC IP ENABLED SERVICES, LLC 932      
276-598 4 Richlands VA 793K TWC IP ENABLED SERVICES, LLC 932   2013-06-20   
276-935 9 Grundy VA 793K TWC IP ENABLED SERVICES, LLC 932   2008-05-03   
276-979 4 Tazewell VA 793K TWC IP ENABLED SERVICES, LLC 932   2008-05-03   

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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