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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Hollister, ID

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
208-655 A FILRIDAADS1  2220 FILER MUTUAL TEL CO 652      
986-342 A BOISIDPZ0MD  516J TON80 COMMUNICATIONS, LLC 652      
986-342 6 BOISIDPZ0MD  516J TON80 COMMUNICATIONS, LLC 652   2022-03-16   

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

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