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.

OCN: 2453 YCOM NETWORKS, INC.

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
360-400 A Yelm WA YELMWAXAPS0  674      
360-446 A Yelm WA YELMWAXAPS0  674      
360-458 A Yelm WA YELMWAXAPS0  674      
360-894 A Yelm WA YELMWAXAPS0  674      

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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