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.

Georgetown, CO

1 2 3 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
303-569 A GRTWCOMARS1  9636 QWEST CORPORATION 656      
303-569 0 GRTWCOMARS1  9636 QWEST CORPORATION 656      
303-569 1 GRTWCOMARS1  9636 QWEST CORPORATION 656      
303-569 2 GRTWCOMARS1  9636 QWEST CORPORATION 656      
303-569 3 GRTWCOMARS1  9636 QWEST CORPORATION 656      
303-569 4 DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2011-03-29   
303-569 5 DNVRCOMA39Z  318J COMCAST IP PHONE LLC 656   2006-07-27   
303-569 6 DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2004-11-11   
303-569 7 DNVTCOZIDS1  026D ONVOY, LLC CO 656   2006-01-29   
303-569 8 DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2006-05-20   
303-569 9 DNVTCOZIDS1  026D ONVOY, LLC CO 656   2006-12-03   
303-900 A DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-900 0 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2010-02-19   
303-900 1 DNVTCOZIDS1  026D ONVOY, LLC CO 656   2007-03-06   
303-900 2 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2008-11-20   
303-900 3 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2010-04-15   
303-900 4 DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2007-03-03   
303-900 5 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2010-05-24   
303-900 6 DNVRCO89DS0  881B ILOKA, INC. DBA NEWCLOUD NETWORKS - CO 656   2008-10-02   
303-900 7 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2010-06-12   
303-900 8 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2010-08-13   
303-900 9 DNVTCOZIDS1  026D ONVOY, LLC CO 656   2009-12-17   
720-386 A DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-386 0 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2013-02-02   
720-386 1 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2013-02-02   
720-386 2 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2013-02-02   
720-386 3 DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2014-03-08   
720-386 4 DNVTCOZIDS1  026D ONVOY, LLC CO 656   2013-04-13   
720-386 5 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2013-08-26   
720-386 6 DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2013-04-26   
720-386 7 DNVTCOZIDS1  026D ONVOY, LLC CO 656   2013-02-15   
720-386 8 DNVTCOZIDS1  026D ONVOY, LLC CO 656   2013-02-15   
720-386 9 DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2013-04-26   
720-608 A DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-608 0 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2010-09-17   
720-608 1 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2010-11-15   
720-608 2 DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2010-11-22   
720-608 3 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2011-01-10   
720-608 4 DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2011-06-05   
720-608 5 DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2012-02-03   
720-608 6 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2011-06-19   
720-608 7 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2011-08-28   
720-608 8 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2011-04-29   
720-608 9 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2014-04-14   
720-619 A DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-619 0 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2014-05-19   
720-619 1 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2014-05-19   
720-619 2 DNVTCOZIDS1  026D ONVOY, LLC CO 656   2014-10-15   
720-619 3 DNVTCOZIDS1  026D ONVOY, LLC CO 656   2014-10-15   
720-619 4 DNVTCOZIDS1  026D ONVOY, LLC CO 656   2014-12-23   

1 2 3 >>

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.