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: 931

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
304-931 A Clarksburg WV CLBGWVMAJMD  9944 LEVEL 3 COMMUNICATIONS, LLC - WV 256      
304-931 0 Clarksburg WV CLBGWVMAAMD  6394 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WV 256   2014-04-03   
304-931 1 Clarksburg WV CLBGWVMAX3X  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 256   2014-10-31   
304-931 2 Clarksburg WV CLBGWVMAJMD  9944 LEVEL 3 COMMUNICATIONS, LLC - WV 256   2014-01-04   
304-931 3 Clarksburg WV CLBGWVMAX3X  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 256   2017-05-05   
304-931 4 Clarksburg WV CLBGWVMAJMD  9944 LEVEL 3 COMMUNICATIONS, LLC - WV 256      
304-931 5 Clarksburg WV CLBGWVMAX8X  391E CEBRIDGE TELECOM WV, LLC DBA SUDDENLINK COMMS - WV 256   2015-07-07   
304-931 6 Clarksburg WV CLBGWVMAX3X  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 256   2019-09-22   
304-931 7 Clarksburg WV MGTWWVDXDS1  928H PEERLESS NETWORK OF WEST VIRGINIA, LLC - WV 256   2019-10-31   
304-931 8 Clarksburg WV CLBGWVMAX3X  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 256   2016-06-06   
304-931 9 Clarksburg WV CLBGWVMAX3X  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 256   2016-07-22   

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

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