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.

OCN: 026D ONVOY, LLC - CO

<< 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 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
720-730 6 Denver CO DNVTCOZIDS1  656   2018-10-20   
720-730 7 Denver CO DNVTCOZIDS1  656   2018-10-20   
720-730 8 Denver CO DNVTCOZIDS1  656   2018-10-20   
720-730 9 Denver CO DNVTCOZIDS1  656   2018-10-20   
720-734 2 Denver CO DNVTCOZIDS1  656   2020-07-03   
720-734 3 Denver CO DNVTCOZIDS1  656   2020-07-03   
720-734 4 Denver CO DNVTCOZIDS1  656   2020-07-03   
720-734 5 Denver CO DNVTCOZIDS1  656   2020-07-03   
720-734 6 Denver CO DNVTCOZIDS1  656   2020-07-03   
720-734 7 Denver CO DNVTCOZIDS1  656   2020-07-03   
720-734 8 Denver CO DNVTCOZIDS1  656   2020-07-03   
720-734 9 Denver CO DNVTCOZIDS1  656   2020-07-03   
720-735 A Keenesburg CO DNVTCOZIDS1  656      
720-735 0 Keenesburg CO DNVTCOZIDS1  656   2014-12-29   
720-735 1 Keenesburg CO DNVTCOZIDS1  656   2014-12-29   
720-735 2 Keenesburg CO DNVTCOZIDS1  656   2016-03-21   
720-735 3 Keenesburg CO DNVTCOZIDS1  656   2016-03-21   
720-735 4 Keenesburg CO DNVTCOZIDS1  656   2016-03-24   
720-735 5 Keenesburg CO DNVTCOZIDS1  656   2016-03-24   
720-736 A Denver CO DNVTCOZIDS1  656      
720-736 7 Denver CO DNVTCOZIDS1  656   2021-03-25   
720-736 8 Denver CO DNVTCOZIDS1  656   2021-03-25   
720-738 A Denver CO DNVTCOZIDS1  656      
720-738 4 Denver CO DNVTCOZIDS1  656   2019-05-29   
720-738 5 Denver CO DNVTCOZIDS1  656   2019-05-29   
720-738 6 Denver CO DNVTCOZIDS1  656   2019-05-29   
720-738 7 Denver CO DNVTCOZIDS1  656   2019-05-29   
720-738 8 Denver CO DNVTCOZIDS1  656   2019-05-29   
720-739 9 Denver CO DNVTCOZIDS1  656   2014-06-24   
720-740 0 Deckers CO DNVTCOZIDS1  656   2020-09-13   
720-740 1 Deckers CO DNVTCOZIDS1  656   2020-09-13   
720-740 2 Deckers CO DNVTCOZIDS1  656   2020-08-08   
720-740 3 Deckers CO DNVTCOZIDS1  656   2020-09-13   
720-740 4 Deckers CO DNVTCOZIDS1  656   2020-09-13   
720-740 5 Deckers CO DNVTCOZIDS1  656   2020-09-13   
720-740 6 Deckers CO DNVTCOZIDS1  656   2020-09-13   
720-740 7 Deckers CO DNVTCOZIDS1  656   2020-01-27   
720-740 8 Deckers CO DNVTCOZIDS1  656   2020-09-13   
720-741 A Georgetown CO DNVTCOZIDS1  656      
720-741 1 Georgetown CO DNVTCOZIDS1  656   2020-11-14   
720-741 2 Georgetown CO DNVTCOZIDS1  656   2020-11-14   
720-741 3 Georgetown CO DNVTCOZIDS1  656   2020-10-10   
720-741 4 Georgetown CO DNVTCOZIDS1  656   2020-10-10   
720-741 5 Georgetown CO DNVTCOZIDS1  656   2020-10-10   
720-741 6 Georgetown CO DNVTCOZIDS1  656   2020-10-10   
720-741 7 Georgetown CO DNVTCOZIDS1  656   2020-10-10   
720-741 8 Georgetown CO DNVTCOZIDS1  656   2020-11-14   
720-743 4 Longmont CO DNVTCOZIDS1  656   2020-12-03   
720-743 5 Longmont CO DNVTCOZIDS1  656   2020-12-03   
720-743 6 Longmont CO DNVTCOZIDS1  656   2020-12-03   

<< 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 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 >>

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.