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.
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Switch: MNGHWVMCRS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
304-534 A Fairmont WV 9214 FRONTIER WEST VIRGINIA INC. 256      
304-534 3 Fairmont WV 9214 FRONTIER WEST VIRGINIA INC. 256      
304-534 4 Fairmont WV 9214 FRONTIER WEST VIRGINIA INC. 256      
304-534 5 Fairmont WV 9214 FRONTIER WEST VIRGINIA INC. 256      

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

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