Local Calling Guide

Area code/prefix search

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Custer, MT

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
406-856 A CSTRMTXCRS1  2246 MID-RIVERS TEL. COOP., INC. 650      

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

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