Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 720 [Rate centres in NPA 720] [Dial plan for NPA 720]

NXX: 543

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
720-543 A Denver CO DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656      
720-543 0 Denver CO DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2016-12-05   
720-543 1 Denver CO DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2016-12-05   
720-543 2 Denver CO DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2016-12-05   
720-543 3 Denver CO DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2016-12-05   
720-543 4 Denver CO DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2016-12-05   
720-543 5 Denver CO DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2016-12-05   
720-543 6 Denver CO DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2016-12-05   
720-543 7 Denver CO DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2016-12-05   
720-543 8 Denver CO DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2016-12-05   
720-543 9 Denver CO DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656   2016-12-05   

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

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