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: DNVRCOMA39Z

<< 1 2 3 4 5 6 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
720-998 0 Denver CO 318J COMCAST IP PHONE, LLC 656      
970-230 9 Glenwood Springs CO 318J COMCAST IP PHONE, LLC 656      
970-232 A Fort Collins CO 318J COMCAST IP PHONE, LLC 656      
970-232 9 Fort Collins CO 318J COMCAST IP PHONE, LLC 656      
970-278 5 Loveland CO 318J COMCAST IP PHONE, LLC 656      
970-279 5 Basalt CO 318J COMCAST IP PHONE, LLC 656      
970-284 2 La Salle CO 318J COMCAST IP PHONE, LLC 656      
970-286 2 Fort Collins CO 318J COMCAST IP PHONE, LLC 656      
970-292 8 Loveland CO 318J COMCAST IP PHONE, LLC 656      
970-294 4 Fort Collins CO 318J COMCAST IP PHONE, LLC 656      
970-301 4 Greeley CO 318J COMCAST IP PHONE, LLC 656      
970-340 4 Carbondale CO 318J COMCAST IP PHONE, LLC 656      
970-344 5 Berthoud CO 318J COMCAST IP PHONE, LLC 656      
970-363 7 Fraser CO 318J COMCAST IP PHONE, LLC 656      
970-367 9 Steamboat Springs CO 318J COMCAST IP PHONE, LLC 656      
970-368 6 Dillon CO 318J COMCAST IP PHONE, LLC 656      
970-393 5 Vail CO 318J COMCAST IP PHONE, LLC 656      
970-413 7 Fort Collins CO 318J COMCAST IP PHONE, LLC 656      
970-423 6 Breckenridge CO 318J COMCAST IP PHONE, LLC 656      
970-429 4 Aspen CO 318J COMCAST IP PHONE, LLC 656      
970-429 8 Aspen CO 318J COMCAST IP PHONE, LLC 656      
970-446 6 Edwards CO 318J COMCAST IP PHONE, LLC 656      
970-447 5 Fraser CO 318J COMCAST IP PHONE, LLC 656      
970-451 5 Greeley CO 318J COMCAST IP PHONE, LLC 656      
970-452 2 Aspen CO 318J COMCAST IP PHONE, LLC 656      
970-455 8 Dillon CO 318J COMCAST IP PHONE, LLC 656      
970-460 A Windsor CO 318J COMCAST IP PHONE, LLC 656      
970-460 0 Windsor CO 318J COMCAST IP PHONE, LLC 656      
970-460 9 Windsor CO 318J COMCAST IP PHONE, LLC 656      
970-470 4 Vail CO 318J COMCAST IP PHONE, LLC 656      
970-485 6 Dillon CO 318J COMCAST IP PHONE, LLC 656      
970-504 A Carbondale CO 318J COMCAST IP PHONE, LLC 656      
970-504 3 Carbondale CO 318J COMCAST IP PHONE, LLC 656      
970-510 5 Carbondale CO 318J COMCAST IP PHONE, LLC 656      
970-515 5 Greeley CO 318J COMCAST IP PHONE, LLC 656      
970-515 6 Greeley CO 318J COMCAST IP PHONE, LLC 656      
970-536 6 New Castle CO 318J COMCAST IP PHONE, LLC 656      
970-557 3 Granby CO 318J COMCAST IP PHONE, LLC 656      
970-561 A Windsor CO 318J COMCAST IP PHONE, LLC 656      
970-561 6 Windsor CO 318J COMCAST IP PHONE, LLC 656      
970-561 7 Windsor CO 318J COMCAST IP PHONE, LLC 656      
970-561 8 Windsor CO 318J COMCAST IP PHONE, LLC 656      
970-568 8 Fort Collins CO 318J COMCAST IP PHONE, LLC 656      
970-573 5 Greeley CO 318J COMCAST IP PHONE, LLC 656      
970-602 A Johnstown-Milliken CO 318J COMCAST IP PHONE, LLC 656      
970-602 1 Johnstown-Milliken CO 318J COMCAST IP PHONE, LLC 656      
970-617 2 Loveland CO 318J COMCAST IP PHONE, LLC 656      
970-619 8 Loveland CO 318J COMCAST IP PHONE, LLC 656      
970-631 8 Fort Collins CO 318J COMCAST IP PHONE, LLC 656      
970-632 5 Fort Collins CO 318J COMCAST IP PHONE, LLC 656      
970-657 A Fort Collins CO 318J COMCAST IP PHONE, LLC 656      
970-657 2 Fort Collins CO 318J COMCAST IP PHONE, LLC 656      
970-665 9 Rifle CO 318J COMCAST IP PHONE, LLC 656      
970-666 4 Fort Collins CO 318J COMCAST IP PHONE, LLC 656      
970-672 8 Fort Collins CO 318J COMCAST IP PHONE, LLC 656      
970-673 8 Greeley CO 318J COMCAST IP PHONE, LLC 656      
970-682 1 Fort Collins CO 318J COMCAST IP PHONE, LLC 656      
970-682 2 Fort Collins CO 318J COMCAST IP PHONE, LLC 656      
970-685 4 Loveland CO 318J COMCAST IP PHONE, LLC 656      
970-687 1 Gypsum CO 318J COMCAST IP PHONE, LLC 656      
970-688 5 Vail CO 318J COMCAST IP PHONE, LLC 656      
970-689 3 Fort Collins CO 318J COMCAST IP PHONE, LLC 656      
970-694 2 Fort Collins CO 318J COMCAST IP PHONE, LLC 656      
970-694 4 Fort Collins CO 318J COMCAST IP PHONE, LLC 656      
970-698 6 Fort Collins CO 318J COMCAST IP PHONE, LLC 656      
970-702 2 Greeley CO 318J COMCAST IP PHONE, LLC 656      
970-705 1 Eagle CO 318J COMCAST IP PHONE, LLC 656      
970-710 2 Aspen CO 318J COMCAST IP PHONE, LLC 656      
970-710 7 Aspen CO 318J COMCAST IP PHONE, LLC 656      
970-718 8 Basalt CO 318J COMCAST IP PHONE, LLC 656      
970-724 6 Kremmling CO 318J COMCAST IP PHONE, LLC 656      
970-725 9 Hot Sulphur Springs CO 318J COMCAST IP PHONE, LLC 656      
970-746 A Berthoud CO 318J COMCAST IP PHONE, LLC 656      
970-746 7 Berthoud CO 318J COMCAST IP PHONE, LLC 656      
970-760 3 Dillon CO 318J COMCAST IP PHONE, LLC 656      
970-760 4 Dillon CO 318J COMCAST IP PHONE, LLC 656      
970-761 2 Steamboat Springs CO 318J COMCAST IP PHONE, LLC 656      
970-763 3 Vail CO 318J COMCAST IP PHONE, LLC 656      
970-763 5 Vail CO 318J COMCAST IP PHONE, LLC 656      
970-771 A Breckenridge CO 318J COMCAST IP PHONE, LLC 656      
970-771 2 Breckenridge CO 318J COMCAST IP PHONE, LLC 656      
970-771 3 Breckenridge CO 318J COMCAST IP PHONE, LLC 656      
970-772 5 Gilcrest CO 318J COMCAST IP PHONE, LLC 656      
970-775 2 Loveland CO 318J COMCAST IP PHONE, LLC 656      
970-775 7 Loveland CO 318J COMCAST IP PHONE, LLC 656      
970-776 9 Loveland CO 318J COMCAST IP PHONE, LLC 656      
970-781 2 Rifle CO 318J COMCAST IP PHONE, LLC 656      
970-791 2 Loveland CO 318J COMCAST IP PHONE, LLC 656      
970-791 3 Loveland CO 318J COMCAST IP PHONE, LLC 656      
970-793 2 Greeley CO 318J COMCAST IP PHONE, LLC 656      
970-793 4 Greeley CO 318J COMCAST IP PHONE, LLC 656      
970-794 2 Granby CO 318J COMCAST IP PHONE, LLC 656      
970-795 4 Windsor CO 318J COMCAST IP PHONE, LLC 656      
970-797 2 Fort Collins CO 318J COMCAST IP PHONE, LLC 656      
970-798 8 Grand Lake CO 318J COMCAST IP PHONE, LLC 656      
970-800 3 Loveland CO 318J COMCAST IP PHONE, LLC 656      
970-805 3 Mead CO 318J COMCAST IP PHONE, LLC 656      
970-825 5 Fort Collins CO 318J COMCAST IP PHONE, LLC 656      
970-830 7 Parachute CO 318J COMCAST IP PHONE, LLC 656      
970-833 5 Windsor CO 318J COMCAST IP PHONE, LLC 656      

<< 1 2 3 4 5 6 >>

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.