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: 239

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
720-239 A Denver CO DNVRCOMADSS  7421 AT&T - LOCAL 656      
720-239 0 Denver CO DNVRCOMADSS  7421 AT&T - LOCAL 656      
720-239 1 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-239 2 Denver CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-239 3 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-239 4 Denver CO DNVRCOMADSS  7421 AT&T - LOCAL 656      
720-239 5 Denver CO DNVRCOMADSS  7421 AT&T - LOCAL 656      
720-239 6 Denver CO DNVRCOMADSS  7421 AT&T - LOCAL 656      
720-239 7 Denver CO HLRNCOFP1MD  508J CENTURYLINK COMMUNICATIONS, LLC 656      
720-239 8 Denver CO DNVRCOMADSS  7421 AT&T - LOCAL 656      
720-239 9 Denver CO DNVRCOMADSS  7421 AT&T - LOCAL 656      

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

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