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: 233

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
720-233 A Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-233 0 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-233 1 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2008-09-23   
720-233 2 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2007-01-02   
720-233 3 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-233 4 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-233 5 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-233 6 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-233 7 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-233 8 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-233 9 Denver CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656      

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

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