Local Calling Guide

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Canyon Creek, MT

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
406-307 A   792K CHARTER IP ENABLED SERVICES, LLC 648   2025-05-02   
406-307 1   792K CHARTER IP ENABLED SERVICES, LLC 648   2025-05-02   
406-368 A CNCKMTXCRS1  2244 LINCOLN TEL. CO., INC. 648      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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