Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 304 [Rate centres in NPA 304] [Dial plan for NPA 304]

NXX: 882

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
304-882 A New Haven WV NWHNWVXADS0  0270 CITIZENS TEL CO OF WV DBA FRONTIER OF WV 254      

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

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