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: 422

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
970-422 A Durango CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-422 0 Durango CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656      
970-422 1 Durango CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-422 2 Durango CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
970-422 3 Durango CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
970-422 4 Durango CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-422 5 Durango CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
970-422 6 Durango CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656      
970-422 7 Durango CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
970-422 8 Durango CO   792K CHARTER IP ENABLED SERVICES, LLC 656      
970-422 9 Durango CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.