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: 912

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
304-912 A Chester WV   624H ONVOY SPECTRUM, LLC 256      
304-912 0 Chester WV   5833 CORETEL WEST VIRGINIA, INC. - WV 256   2013-08-09   
304-912 1 Chester WV CLBGWVMAXVX  449F ONVOY, LLC - WV 256   2021-03-07   
304-912 2 Chester WV CLBGWVMAXVX  449F ONVOY, LLC - WV 256   2021-03-07   
304-912 3 Chester WV CLBGWVMA9MD  624H ONVOY SPECTRUM, LLC 256   2021-11-05   
304-912 4 Chester WV CLBGWVMA9MD  624H ONVOY SPECTRUM, LLC 256   2021-11-05   
304-912 5 Chester WV CLBGWVMA9MD  624H ONVOY SPECTRUM, LLC 256   2021-11-05   
304-912 6 Chester WV CLBGWVMA9MD  624H ONVOY SPECTRUM, LLC 256   2021-11-05   
304-912 7 Chester WV CLBGWVMA9MD  624H ONVOY SPECTRUM, LLC 256   2021-11-05   
304-912 8 Chester WV CLBGWVMAXHX  080F BANDWIDTH.COM CLEC, LLC - WV 256   2020-04-06   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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