Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: DNVRCOMD4MD

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
720-227 8 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2006-06-26   
720-229 2 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2006-06-26   
720-229 3 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2006-06-26   
720-229 4 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2006-06-26   
720-229 5 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2006-06-26   
720-229 6 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2006-09-11   
720-229 7 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2006-09-11   
720-229 8 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2006-09-11   
720-229 9 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2007-01-08   
720-232 1 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-09-23   
720-233 1 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-09-23   
720-234 1 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-08-23   
720-234 2 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2007-01-11   
720-235 2 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2007-01-11   
720-235 7 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-08-23   
720-236 2 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2007-01-11   
720-236 5 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-11-07   
720-236 6 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-11-07   
720-236 8 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-11-07   
720-237 A Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-237 0 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2009-11-27   
720-238 7 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2007-01-11   
720-239 3 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2007-01-11   
720-242 1 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2023-06-24   
720-242 2 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2023-06-24   
720-243 A Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-243 0 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2009-08-28   
720-244 A Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-245 8 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2012-01-10   
720-245 9 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2012-01-10   
720-249 6 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2006-10-02   
720-249 7 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2006-10-02   
720-249 8 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2006-10-02   
720-249 9 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2006-10-02   
720-250 6 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2006-09-24   
720-250 7 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2006-09-24   
720-250 8 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2006-09-24   
720-252 2 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2007-01-11   
720-253 2 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2007-01-11   
720-256 0 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2007-11-11   
720-256 1 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-11-07   
720-256 3 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-11-07   
720-256 4 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-11-07   
720-256 6 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-11-07   
720-256 7 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-11-07   
720-256 8 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-11-07   
720-258 5 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2007-11-11   
720-266 3 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2007-05-19   
720-266 8 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2007-04-02   
720-266 9 Denver CO 6010 NEW CINGULAR WIRELESS PCS, LLC 656   2007-04-02   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 >>

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.