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: RONKVALKX7Z

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
276-207 A Norton VA 4725 CAVALIER TELEPHONE, LLC 244      
276-207 5 Norton VA 4725 CAVALIER TELEPHONE, LLC 244   2010-07-29   
540-523 A Roanoke VA 4725 CAVALIER TELEPHONE, LLC 244      
540-523 8 Roanoke VA 4725 CAVALIER TELEPHONE, LLC 244   2010-07-22   
540-523 9 Roanoke VA 4725 CAVALIER TELEPHONE, LLC 244   2010-07-22   
540-553 7 Blacksburg VA 4725 CAVALIER TELEPHONE, LLC 244   2010-07-22   
540-585 2 Christiansburg VA 4725 CAVALIER TELEPHONE, LLC 244   2011-03-31   
540-929 2 Bent Mountain VA 4725 CAVALIER TELEPHONE, LLC 244   2010-07-22   
540-947 7 Montvale VA 4725 CAVALIER TELEPHONE, LLC 244   2010-07-22   
540-994 4 Pulaski VA 4725 CAVALIER TELEPHONE, LLC 244   2011-09-24   

Last updated: Sun, 07 Feb 2021 01:52:50 UTC

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