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: RONKVALKHMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
540-358 2 Narrows VA 229H CEBRIDGE TELECOM VA, LLC DBA SUDDENLINK COMM 244   2014-03-23   
540-358 4 Narrows VA 229H CEBRIDGE TELECOM VA, LLC DBA SUDDENLINK COMM 244   2007-02-02   
540-787 4 Pearisburg VA 229H CEBRIDGE TELECOM VA, LLC DBA SUDDENLINK COMM 244   2014-01-19   
540-787 5 Pearisburg VA 229H CEBRIDGE TELECOM VA, LLC DBA SUDDENLINK COMM 244   2014-01-19   
540-922 8 Pearisburg VA 229H CEBRIDGE TELECOM VA, LLC DBA SUDDENLINK COMM 244   2007-02-03   

Last updated: Tue, 01 Sep 2026 00:40:05 UTC

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