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: 553

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
304-553 A Charleston Zone 1 WV HNTNWVDT0MD  9944 LEVEL 3 COMMUNICATIONS, LLC - WV 254      
304-553 0 Charleston Zone 1 WV HNTNWVDT0MD  9944 LEVEL 3 COMMUNICATIONS, LLC - WV 254      
304-553 1 Charleston Zone 1 WV CUDNWVAAG01  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 254   2004-09-17   
304-553 2 Charleston Zone 1 WV CUDNWVAAG01  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 254   2004-09-17   
304-553 3 Charleston Zone 1 WV CUDNWVAAG01  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 254   2004-11-06   
304-553 4 Charleston Zone 1 WV CUDNWVAAG01  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 254   2004-11-06   
304-553 5 Charleston Zone 1 WV CUDNWVAAG01  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 254   2004-11-06   
304-553 6 Charleston Zone 1 WV CUDNWVAAG01  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 254   2004-11-06   
304-553 7 Charleston Zone 1 WV HNTNWVDT0MD  9944 LEVEL 3 COMMUNICATIONS, LLC - WV 254   2011-01-09   
304-553 8 Charleston Zone 1 WV CUDNWVAAG01  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 254   2007-01-05   
304-553 9 Charleston Zone 1 WV CUDNWVAAG01  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 254   2005-01-10   

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

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