Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Carlyle, MT

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
406-588 A WGLNMTXCDS2  2246 MID-RIVERS TEL. COOP., INC. 650      

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

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