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: 500

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
970-500 A Weldona CO FTMRCOMA2MD  312G NORTHERN COLORADO COMMUNICATIONS, LLC. - CO 656      
970-500 0 Weldona CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
970-500 1 Weldona CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
970-500 2 Weldona CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
970-500 3 Weldona CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
970-500 4 Weldona CO FTMRCOMA2MD  312G NORTHERN COLORADO COMMUNICATIONS, LLC. - CO 656      
970-500 5 Weldona CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
970-500 6 Weldona CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
970-500 7 Weldona CO HLRNCOFP1MD  508J CENTURYLINK COMMUNICATIONS, LLC 656      
970-500 8 Weldona CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
970-500 9 Weldona CO DNVRCO26XIX  073H TELNYX LLC 656      

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.