Local Calling Guide

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NPA: 970 [Rate centres in NPA 970] [Dial plan for NPA 970]

NXX: 553

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
970-553 A Ignacio CO GDJTCOMAKMD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
970-553 0 Ignacio CO   6010 NEW CINGULAR WIRELESS PCS, LLC 656      
970-553 1 Ignacio CO   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2015-12-27   
970-553 2 Ignacio CO   6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2025-03-19   
970-553 3 Ignacio CO   026D ONVOY, LLC - CO 656   2020-10-30   
970-553 4 Ignacio CO   026D ONVOY, LLC - CO 656   2020-08-08   
970-553 5 Ignacio CO   6010 NEW CINGULAR WIRELESS PCS, LLC 656   2018-12-21   
970-553 7 Ignacio CO   508J CENTURYLINK COMMUNICATIONS, LLC 656   2014-11-06   
970-553 8 Ignacio CO   026D ONVOY, LLC - CO 656   2022-08-22   
970-553 9 Ignacio CO   6010 NEW CINGULAR WIRELESS PCS, LLC 656      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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