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: 917

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
720-917 A Denver CO DNVRCOCHDS0  9636 QWEST CORPORATION 656      
720-917 0 Denver CO DNVRCOCHDS0  9636 QWEST CORPORATION 656      
720-917 1 Denver CO DNVRCOCHDS0  9636 QWEST CORPORATION 656      
720-917 2 Denver CO DNVRCOCHDS0  9636 QWEST CORPORATION 656      
720-917 3 Denver CO DNVRCOCHDS0  9636 QWEST CORPORATION 656      
720-917 4 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2008-01-17   
720-917 5 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2008-01-17   
720-917 6 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2008-01-17   
720-917 7 Denver CO DNVRCOCHDS0  9636 QWEST CORPORATION 656      
720-917 8 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2009-10-16   
720-917 9 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2009-01-06   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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