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: 577

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
304-577 A Walton WV WLTNWVWNRS1  9214 FRONTIER WEST VIRGINIA INC. 254      
304-577 1 Walton WV CHTNWVLEXBZ  449F ONVOY, LLC - WV 254   2021-03-11   
304-577 2 Walton WV CHTNWVLEEMD  073H TELNYX LLC 254   2021-03-07   
304-577 3 Walton WV CHTNWVLEBMD  508J CENTURYLINK COMMUNICATIONS, LLC 254   2015-10-06   
304-577 4 Walton WV CHTNWVLEGMD  624H ONVOY SPECTRUM, LLC 254   2021-06-03   
304-577 5 Walton WV CHTNWVLEXBZ  449F ONVOY, LLC - WV 254   2018-11-05   
304-577 6 Walton WV WLTNWVWNRS1  9214 FRONTIER WEST VIRGINIA INC. 254      
304-577 7 Walton WV CHTNWVCE8MD  545B CITYNET WEST VIRGINIA, LLC - WV 254   2004-04-05   
304-577 8 Walton WV CHTNWVLEXBZ  449F ONVOY, LLC - WV 254   2021-03-11   
304-577 9 Walton WV WLTNWVWNRS1  9214 FRONTIER WEST VIRGINIA INC. 254      

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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