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: BRSTVAIORS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
276-591 A Bristol VA 3185 MOUNTAINET TELEPHONE COMPANY - VA 956      
276-591 1 Bristol VA 3185 MOUNTAINET TELEPHONE COMPANY - VA 956   2004-11-22   
276-591 3 Bristol VA 3185 MOUNTAINET TELEPHONE COMPANY - VA 956   2002-06-17   
276-591 4 Bristol VA 3185 MOUNTAINET TELEPHONE COMPANY - VA 956   2003-06-30   
276-591 5 Bristol VA 3185 MOUNTAINET TELEPHONE COMPANY - VA 956   2003-11-26   
276-698 3 Abingdon VA 3185 MOUNTAINET TELEPHONE COMPANY - VA 956   2002-12-02   

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

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