Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: MCHNNDXARS7

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
701-785 A McHenry ND 1615 GRIGGS COUNTY TEL. CO. 636      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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