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: ORICCAXFRS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
707-488 A Orick CA 2344 FRONTIER COMMUNICATIONS WEST COAST INC. - CA 722      
707-488 2 Orick CA 2344 FRONTIER COMMUNICATIONS WEST COAST INC. - CA 722      

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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