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
720-791 1 DNVRCOII3MD  5562 METROPCS, INC. 656   2017-08-24   
720-791 2 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2018-07-07   
720-791 3 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2017-11-24   
720-791 4 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2017-11-24   
720-791 5 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2017-11-24   
720-791 6 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2018-07-07   
720-791 7 DNVRCOII3MD  5562 METROPCS, INC. 656   2017-09-21   
720-791 8 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2018-05-11   
720-791 9 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2018-05-11   
720-796 A DNVRCOMA36Z  478J NUSO, LLC 656      
720-796 0 DNVRCOII3MD  5562 METROPCS, INC. 656   2021-11-06   
720-796 1 DNVRCOMA36Z  478J NUSO, LLC 656   2021-02-08   
720-796 2 DNVRCO26XSX  145J TERRA NOVA TELECOM INC. 656   2024-02-14   
720-796 3 DNVRCOSOFMD  624H ONVOY SPECTRUM, LLC 656   2021-11-07   
720-796 4 DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2021-09-30   
720-796 5 DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2021-02-09   
720-796 6 DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2021-02-09   
720-796 7 DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2021-02-09   
720-796 8 DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2021-02-09   
720-796 9 DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2021-02-09   
720-801 A DNVRCOMA32Z  321J HD CARRIER LLC 656      
720-801 0 DNVRCO26XLX  939H COMMIO, LLC 656   2022-11-18   
720-801 1 DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2023-07-24   
720-801 3 DNVRCOMA32Z  321J HD CARRIER LLC 656   2022-11-17   
720-801 6 DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2022-12-15   
720-801 7 DNVRCOMA53Z  732J NUSO, LLC 656   2024-10-17   
720-801 8 DNVRCOMA53Z  732J NUSO, LLC 656   2024-10-17   
720-801 9 DNVRCOMA32Z  321J HD CARRIER LLC 656   2022-11-17   
720-861 A DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-861 0 DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2021-12-27   
720-861 1   515J IP HORIZON LLC 656   2022-04-22   
720-861 2 DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2021-12-28   
720-861 3 DNVRCOSOFMD  624H ONVOY SPECTRUM, LLC 656   2021-12-28   
720-861 4 DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2022-08-06   
720-861 5 DNVRCO26DMD  197D VONAGE AMERICA LLC 656   2022-07-22   
720-861 7 DNVRCOMA32Z  321J HD CARRIER LLC 656   2022-10-16   
720-861 8 AURSCOFW2MD  073H TELNYX LLC 656   2022-08-01   
720-861 9 DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2021-12-28   

<< 1 2

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.