Local Calling Guide

Area code/prefix search

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Monte Vista, CO

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
719-850 7 CLSPCO11DS6  278F PEERLESS NETWORK OF COLORADO, LLC - CO 658   2018-12-20   
719-850 8 CLSPCOMAXZY  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 658      
719-850 9 CLSPCOMAXZY  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 658      
719-852 A MTVSCOMARS1  9636 QWEST CORPORATION 658      

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Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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