Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 970 [Rate centres in NPA 970] [Dial plan for NPA 970]

NXX: 455

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
970-455 A Dillon CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-455 0 Dillon CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-455 1 Dillon CO DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2013-04-26   
970-455 3 Dillon CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2013-01-11   
970-455 4 Dillon CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
970-455 5 Dillon CO CPMTCOMARS3  9636 QWEST CORPORATION 656   2010-01-18   
970-455 6 Dillon CO CPMTCOMARS3  9636 QWEST CORPORATION 656   2010-01-18   
970-455 7 Dillon CO CPMTCOMARS3  9636 QWEST CORPORATION 656   2010-01-18   
970-455 8 Dillon CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2013-11-30   
970-455 9 Dillon CO DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2013-04-26   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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