Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
720-378 1 Longmont CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2010-05-16   
720-378 2 Longmont CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2010-07-22   
720-378 3 Longmont CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2010-07-22   
720-383 1 Fort Lupton CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2009-03-29   
720-383 8 Fort Lupton CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2010-04-27   
720-384 9 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-10-10   
720-385 4 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2007-03-10   
720-385 5 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2007-03-10   
720-385 6 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2007-03-10   
720-385 7 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2007-06-03   
720-385 8 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2007-06-03   
720-385 9 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2007-07-03   
720-389 1 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2025-08-08   
720-391 8 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2013-08-29   
720-391 9 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2013-08-29   
720-393 0 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2010-08-17   
720-393 9 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2010-08-17   
720-398 A Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-398 1 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2010-08-26   
720-402 1 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2011-06-27   
720-402 2 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2011-06-27   
720-404 A Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-409 2 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2012-02-13   
720-409 6 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2012-02-13   
720-409 7 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2012-02-13   
720-409 8 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2012-02-13   
720-409 9 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2012-02-13   
720-412 A Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-412 0 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2010-08-27   
720-412 1 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2010-08-27   
720-412 2 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2010-08-27   
720-412 3 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2010-08-27   
720-412 4 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2010-08-27   
720-412 5 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2010-08-30   
720-412 6 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2010-08-30   
720-412 7 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2010-08-30   
720-412 8 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2010-08-30   
720-412 9 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2010-08-30   
720-416 1 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2014-08-22   
720-416 2 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2014-08-22   
720-416 3 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2014-08-22   
720-416 4 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2014-08-22   
720-416 5 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2014-08-22   
720-416 6 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2014-08-22   
720-416 7 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2014-08-22   
720-416 8 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2014-08-22   
720-418 0 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2014-04-29   
720-418 1 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2014-04-29   
720-418 9 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2014-04-29   
720-422 A Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656      

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Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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