Local Calling Guide

Area code/prefix search

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Lamar, CO

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
719-940 2 CLSPCOGK1MD  6010 NEW CINGULAR WIRELESS PCS, LLC 658      
719-940 3 CLSPCOMAXWX  026D ONVOY, LLC - CO 658   2012-12-16   
719-940 4 CLSPCOMAXWX  026D ONVOY, LLC - CO 658   2012-12-16   
719-940 5 CLSPCOGK1MD  6010 NEW CINGULAR WIRELESS PCS, LLC 658      
719-940 6 CLSPCOMAX9X  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 658   2018-09-17   
719-940 7 CLSPCOMAX1Y  7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 658   2020-07-01   
719-940 8 CLSPCOMAXNX  5562 METROPCS, INC. 658   2021-08-27   

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Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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