Local Calling Guide

Area code/prefix search

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Belt, MT

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
406-277 A FRFDMTXCDS1  2255 3 RIVERS TEL. COOP., INC. 648      

Last updated: Mon, 15 Sep 2025 02:24:40 UTC

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