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]

NXX: 625

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
304-625 A Clarksburg WV CLBGWVMADS0  9214 FRONTIER WEST VIRGINIA INC. 256      
304-625 0 Clarksburg WV CLBGWVMADS0  9214 FRONTIER WEST VIRGINIA INC. 256      
304-625 1 Clarksburg WV CLBGWVMARMD  6284 UNITED STATES CELLULAR - WV 256      
304-625 2 Clarksburg WV CLBGWVMADS0  9214 FRONTIER WEST VIRGINIA INC. 256      
304-625 3 Clarksburg WV CLBGWVMADS0  9214 FRONTIER WEST VIRGINIA INC. 256      
304-625 4 Clarksburg WV CLBGWVMADS0  9214 FRONTIER WEST VIRGINIA INC. 256      
304-625 5 Clarksburg WV CLBGWVMADS0  9214 FRONTIER WEST VIRGINIA INC. 256      
304-625 6 Clarksburg WV CLBGWVMADS0  9214 FRONTIER WEST VIRGINIA INC. 256      
304-625 7 Clarksburg WV CLBGWVMADS0  9214 FRONTIER WEST VIRGINIA INC. 256      
304-625 8 Clarksburg WV CLBGWVMADS0  9214 FRONTIER WEST VIRGINIA INC. 256      
304-625 9 Clarksburg WV CLBGWVMADS0  9214 FRONTIER WEST VIRGINIA INC. 256      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.