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.

NPA: 970 [Rate centres in NPA 970] [Dial plan for NPA 970]

NXX: 344

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
970-344 A Berthoud CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-344 0 Berthoud CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
970-344 1 Berthoud CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
970-344 2 Berthoud CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
970-344 3 Berthoud CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
970-344 4 Berthoud CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-344 5 Berthoud CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656      
970-344 6 Berthoud CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-344 7 Berthoud CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
970-344 8 Berthoud CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
970-344 9 Berthoud CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.