Local Calling Guide

Area code/prefix search

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NPA: 720 [Rate centres in NPA 720] [Dial plan for NPA 720]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
720-200 A Denver CO DNVRCODCDS0  9636 QWEST CORPORATION 656      
720-201 A Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-202 A Denver CO WMNSCOWSCM2  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-202 0 Denver CO WMNSCOWSCM2  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2009-11-21   
720-202 1 Denver CO WMNSCOWSCM2  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2009-11-21   
720-202 2 Denver CO WMNSCOWSCM2  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2009-12-08   
720-202 3 Denver CO WMNSCOWSCM2  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2009-12-08   
720-202 4 Denver CO WMNSCOWSCM2  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2009-12-28   
720-202 5 Denver CO WMNSCOWSCM2  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2009-12-28   
720-202 6 Denver CO WMNSCOWSCM2  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2010-01-11   
720-202 7 Denver CO WMNSCOWSCM2  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2010-01-11   
720-202 8 Denver CO WMNSCOWSCM2  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2010-01-07   
720-202 9 Denver CO WMNSCOWSCM2  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2010-01-07   
720-203 A Denver CO ENWDCO69CMD  6664 SPRINT SPECTRUM L.P. 656      
720-204 A Longmont CO DNVRCOZJPMD  7421 AT&T LOCAL 656      
720-204 0 Longmont CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-12-06   
720-204 1 Longmont CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2005-07-30   
720-204 2 Longmont CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2005-07-30   
720-204 3 Longmont CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2005-07-30   
720-204 4 Longmont CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2005-07-30   
720-204 5 Longmont CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2005-07-30   
720-204 6 Longmont CO DNVRCOMA39Z  318J COMCAST IP PHONE LLC 656   2011-01-18   
720-204 7 Longmont CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2010-05-02   
720-204 8 Longmont CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2010-03-19   
720-205 A Denver CO ENWDCO69CMD  6664 SPRINT SPECTRUM L.P. 656      
720-206 A Denver CO ENWDCO47DS0  8980 XO COLORADO, LLC 656      
720-206 0 Denver CO ENWDCO47DS0  8980 XO COLORADO, LLC 656      
720-206 1 Denver CO ENWDCO47DS0  8980 XO COLORADO, LLC 656      
720-206 2 Denver CO ENWDCO47DS0  8980 XO COLORADO, LLC 656      
720-206 3 Denver CO ENWDCO47DS0  8980 XO COLORADO, LLC 656      
720-206 4 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2004-09-17   
720-206 5 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2004-09-17   
720-206 6 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2007-10-20   
720-206 7 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2004-11-12   
720-206 8 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2005-05-28   
720-206 9 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2005-02-04   
720-207 A Denver CO ENWDCO47DS0  8980 XO COLORADO, LLC 656      
720-207 0 Denver CO ENWDCO47DS0  8980 XO COLORADO, LLC 656      
720-207 1 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2004-07-22   
720-207 2 Denver CO ENWDCO47DS0  8980 XO COLORADO, LLC 656      
720-207 3 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2004-09-02   
720-207 4 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2004-09-25   
720-207 5 Denver CO ENWDCO47DS0  8980 XO COLORADO, LLC 656      
720-207 6 Denver CO ENWDCO47DS0  8980 XO COLORADO, LLC 656      
720-207 7 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2004-12-24   
720-207 8 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2004-12-24   
720-207 9 Denver CO ENWDCO47DS0  8980 XO COLORADO, LLC 656      
720-208 A Denver CO ENWDCO47DS0  8980 XO COLORADO, LLC 656      
720-208 0 Denver CO ENWDCO47DS0  8980 XO COLORADO, LLC 656      
720-208 1 Denver CO ENWDCO47DS0  8980 XO COLORADO, LLC 656      

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Last updated: Tue, 04 May 2021 15:04:27 UTC

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