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 >>

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      
303-569 5 DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656      
303-569 6 DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-569 7 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
303-569 8 DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-569 9 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
303-900 A DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-900 0 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
303-900 1 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
303-900 2 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
303-900 3 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
303-900 4 DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-900 5 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
303-900 6 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
303-900 7 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
303-900 8 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
303-900 9 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-386 A DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-386 0 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-386 1 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-386 2 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-386 3 DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-386 4 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-386 5 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-386 6 DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656      
720-386 7 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-386 8 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-386 9 DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656      
720-608 A DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-608 0 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-608 1 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-608 2 DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-608 3 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-608 4 DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-608 5 DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-608 6 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-608 7 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-608 8 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-608 9 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-619 A DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-619 0 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-619 1 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-619 2 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-619 3 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-619 4 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-619 5 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-619 6 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-619 7 HLRNCOFP1MD  508J CENTURYLINK COMMUNICATIONS, LLC 656      
720-619 8 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-619 9 DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656      
720-649 A DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-649 0 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-649 1 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-649 2 DNVRCOII4MD  5562 METROPCS, INC. 656      
720-649 3 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-649 4 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-649 5 DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656      
720-649 6 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-649 7 DNVRCOII4MD  5562 METROPCS, INC. 656      
720-649 8 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-649 9 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-679 A DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-679 0 DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656      
720-679 1 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-679 2 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-679 3 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-679 4 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-679 5 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-679 6 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-679 7 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-679 8 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-679 9 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-741 A DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-741 0 DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656      
720-741 1 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-741 2 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-741 3 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-741 4 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-741 5 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-741 6 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-741 7 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-741 8 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-784 A DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-784 0 DNVTCOZI6MD  073H TELNYX LLC 656      
720-784 1 DNVRCOII4MD  5562 METROPCS, INC. 656      
720-784 2 DNVRCOSOFMD  624H ONVOY SPECTRUM, LLC 656      
720-784 3 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-784 4 DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656      
720-784 5 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-784 6 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-784 7 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-784 8 DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-784 9 DNVRCOSOFMD  624H ONVOY SPECTRUM, LLC 656      
720-791 A DNVRCO26XIX  073H TELNYX LLC 656      
720-791 0 DNVRCO26XIX  073H TELNYX LLC 656      

1 2 >>

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.