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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OCN: 2343 VOLCANO TEL. CO.

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
209-258 A Kirkwood Meadows CA KWDMCAXFRS0  738      
209-293 A West Point CA WSPNCAXFRS0  738      
209-295 A Pioneer CA PINRCAXGRS0  738      
209-296 A Volcano CA VOLCCAXFDS0  738      

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

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