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.

Switch: RONKVALKXGX

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
276-256 A Fieldale VA 624H ONVOY SPECTRUM, LLC 244   2021-07-01   
276-272 A Davenport VA 624H ONVOY SPECTRUM, LLC 244   2021-07-01   
276-476 A Meadows of Dan VA 624H ONVOY SPECTRUM, LLC 244   2021-07-02   
540-541 A Roanoke VA 624H ONVOY SPECTRUM, LLC 244      

Last updated: Fri, 01 Jul 2022 02:53:40 UTC

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