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: 2404 ASOTIN TELEPHONE CO.

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
509-243 A Asotin WA ASOTWAXAGT0  676      
509-243 1 Asotin WA   676      
509-243 2 Asotin WA   676      
509-243 3 Asotin WA   676      
509-243 4 Asotin WA   676      
509-243 5 Asotin WA   676      
509-256 A Anatone WA ANATWAXX0MD  676      
509-256 3 Anatone WA   676      
541-828 A Flora Troy OR FLTYORXX0MD  676      

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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