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: 521

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
304-521 A Huntington Zone 1 WV HNTNWVDTDS0  9214 FRONTIER WEST VIRGINIA INC. 254      
304-521 0 Huntington Zone 1 WV HNTNWVDTDS0  9214 FRONTIER WEST VIRGINIA INC. 254      
304-521 1 Huntington Zone 1 WV HNTNWVDT0MD  9944 LEVEL 3 COMMUNICATIONS, LLC - WV 254   2005-01-24   
304-521 2 Huntington Zone 1 WV HNTNWVDT0MD  9944 LEVEL 3 COMMUNICATIONS, LLC - WV 254   2005-02-10   
304-521 3 Huntington Zone 1 WV CUDNWVAAG01  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 254   2005-04-01   
304-521 4 Huntington Zone 1 WV HNTNWVDT0MD  9944 LEVEL 3 COMMUNICATIONS, LLC - WV 254   2002-11-16   
304-521 5 Huntington Zone 1 WV CUDNWVAAG01  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 254   2005-07-09   
304-521 6 Huntington Zone 1 WV CHTNWVCE8MD  545B CITYNET WEST VIRGINIA, LLC - WV 254   2004-01-09   
304-521 7 Huntington Zone 1 WV CHTNWVLE8MD  6529 T-MOBILE USA, INC. 254   2006-06-25   
304-521 8 Huntington Zone 1 WV CHTNWVLE8MD  6529 T-MOBILE USA, INC. 254   2006-03-13   
304-521 9 Huntington Zone 1 WV CHTNWVLE8MD  6529 T-MOBILE USA, INC. 254   2005-04-25   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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