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.

Lost River, WV

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
304-434 A LSRVWVXADS2  0259 HARDY TELECOMMUNICATIONS, INC. 256      
304-490 A CLBGWVMAXGX  6701 AERIAL COMMUNICATIONS, INC. 256      
304-490 0 CLBGWVMAXGX  6701 AERIAL COMMUNICATIONS, INC. 256   2023-03-17   
304-490 1 CLBGWVMAXGX  6701 AERIAL COMMUNICATIONS, INC. 256   2019-07-15   
304-490 2 CLBGWVMAXSX  489F SHENTEL COMMUNICATIONS, LLC. - WV 256   2022-04-25   
304-490 3 WLSMWV01XNX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 256   2023-01-07   
304-490 4 WLSMWV01XNX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 256   2023-01-07   
304-490 5 WLSMWV01XNX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 256   2021-09-11   
304-490 6 WLSMWV01XNX  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 256   2021-09-11   
304-490 7 CLBGWVMAXGX  6701 AERIAL COMMUNICATIONS, INC. 256   2016-12-01   
304-490 8 CLBGWVMAXGX  6701 AERIAL COMMUNICATIONS, INC. 256   2012-09-20   
304-490 9 CLBGWVMAXGX  6701 AERIAL COMMUNICATIONS, INC. 256   2010-03-27   
304-897 A LSRVWVXADS2  0259 HARDY TELECOMMUNICATIONS, INC. 256      
681-517 A CLBGWVMAXGX  6701 AERIAL COMMUNICATIONS, INC. 256      
681-517 0   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 256   2025-06-02   
681-517 7 CLBGWVMAJMD  9944 LEVEL 3 COMMUNICATIONS, LLC - WV 256   2024-06-12   
681-517 9 CLBGWVMAXGX  6701 AERIAL COMMUNICATIONS, INC. 256   2023-12-01   

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.