Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 304 [Rate centres in NPA 304] [Dial plan for NPA 304]

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
304-578 7 Beckley WV BCKLWVWDBMD  6284 UNITED STATES CELLULAR - WV 254      
304-578 8 Beckley WV BCKLWVWDBMD  6284 UNITED STATES CELLULAR - WV 254      
304-578 9 Beckley WV PRBGWVKTLMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 254   2011-02-17   
304-579 A Martinsburg WV MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240      
304-579 0 Martinsburg WV MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2011-10-20   
304-579 1 Martinsburg WV   5833 CORETEL WEST VIRGINIA, INC. - WV 240   2003-01-25   
304-579 2 Martinsburg WV MRBGWVBUDS0  9214 FRONTIER WEST VIRGINIA INC. 240   2002-12-01   
304-579 3 Martinsburg WV MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2003-09-30   
304-579 4 Martinsburg WV FRDRMDFRXMD  9944 LEVEL 3 COMMUNICATIONS, LLC - WV 240   2002-11-16   
304-579 5 Martinsburg WV MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2003-09-30   
304-579 6 Martinsburg WV FRDRMDFRXAX  077G TELEPORT COMMUNICATIONS AMERICA, LLC - WV 240   2003-12-15   
304-579 7 Martinsburg WV MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2003-12-24   
304-579 8 Martinsburg WV FRDRMDFRXMD  9944 LEVEL 3 COMMUNICATIONS, LLC - WV 240   2006-03-27   
304-579 9 Martinsburg WV MNRVMDMOXFX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 240   2011-08-11   
304-580 A Parkersburg Zone 1 WV VINNWVNNRS1  9214 FRONTIER WEST VIRGINIA INC. 254      
304-580 0 Parkersburg Zone 1 WV VINNWVNNRS1  9214 FRONTIER WEST VIRGINIA INC. 254      
304-580 1 Parkersburg Zone 1 WV PRBGWVKTLMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 254   2004-12-30   
304-580 2 Parkersburg Zone 1 WV VINNWVNNRS1  9214 FRONTIER WEST VIRGINIA INC. 254      
304-580 3 Parkersburg Zone 1 WV VINNWVNNRS1  9214 FRONTIER WEST VIRGINIA INC. 254      
304-580 4 Parkersburg Zone 1 WV VINNWVNNRS1  9214 FRONTIER WEST VIRGINIA INC. 254      
304-580 5 Parkersburg Zone 1 WV VINNWVNNRS1  9214 FRONTIER WEST VIRGINIA INC. 254      
304-580 6 Parkersburg Zone 1 WV CHTNWVLELMD  6394 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WV 254   2009-04-27   
304-580 7 Parkersburg Zone 1 WV VINNWVNNRS1  9214 FRONTIER WEST VIRGINIA INC. 254      
304-580 8 Parkersburg Zone 1 WV CHTNWVLELMD  6394 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WV 254   2009-12-16   
304-580 9 Parkersburg Zone 1 WV CHTNWVLELMD  6394 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WV 254   2009-04-27   
304-581 A Morgantown WV MGTWWVFYDS0  9214 FRONTIER WEST VIRGINIA INC. 256      
304-581 0 Morgantown WV MGTWWVFYDS0  9214 FRONTIER WEST VIRGINIA INC. 256      
304-581 1 Morgantown WV MGTWWVFYDS0  9214 FRONTIER WEST VIRGINIA INC. 256      
304-581 2 Morgantown WV MGTWWVFYDS0  9214 FRONTIER WEST VIRGINIA INC. 256      
304-581 3 Morgantown WV WLSMWV01XOX  368E YMAX COMMUNICATIONS CORP. - WV 256   2008-11-05   
304-581 4 Morgantown WV WLSMWV01XOX  368E YMAX COMMUNICATIONS CORP. - WV 256   2008-11-05   
304-581 5 Morgantown WV MGTWWVFYDS0  9214 FRONTIER WEST VIRGINIA INC. 256      
304-581 6 Morgantown WV CLBGWVCP9MD  545B CITYNET WEST VIRGINIA, LLC - WV 256   2004-01-09   
304-581 7 Morgantown WV WLSMWV01XOX  368E YMAX COMMUNICATIONS CORP. - WV 256   2008-11-05   
304-581 8 Morgantown WV WLSMWV01XOX  368E YMAX COMMUNICATIONS CORP. - WV 256   2008-11-05   
304-581 9 Morgantown WV CLBGWVMARMD  6284 UNITED STATES CELLULAR - WV 256   2024-10-19   
304-582 A Martinsburg WV CMLDMDCM5MD  6284 UNITED STATES CELLULAR - WV 240      
304-582 0 Martinsburg WV   6284 UNITED STATES CELLULAR - WV 240      
304-582 1 Martinsburg WV   6284 UNITED STATES CELLULAR - WV 240      
304-582 2 Martinsburg WV   6284 UNITED STATES CELLULAR - WV 240      
304-582 3 Martinsburg WV   6284 UNITED STATES CELLULAR - WV 240      
304-582 4 Martinsburg WV   6284 UNITED STATES CELLULAR - WV 240      
304-582 5 Martinsburg WV   6284 UNITED STATES CELLULAR - WV 240      
304-582 6 Martinsburg WV   6284 UNITED STATES CELLULAR - WV 240      
304-582 7 Martinsburg WV   6284 UNITED STATES CELLULAR - WV 240      
304-582 8 Martinsburg WV   6284 UNITED STATES CELLULAR - WV 240      
304-582 9 Martinsburg WV   6284 UNITED STATES CELLULAR - WV 240      
304-583 A Man WV MAN WVJURS1  9214 FRONTIER WEST VIRGINIA INC. 254      
304-583 0 Man WV MAN WVJURS1  9214 FRONTIER WEST VIRGINIA INC. 254      
304-583 1 Man WV CHTNWVLE7MD  391E CEBRIDGE TELECOM WV, LLC DBA SUDDENLINK COMMS - WV 254   2012-04-01   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 >>

Last updated: Sat, 02 May 2026 12:20:53 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.