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: 777

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
720-777 A Denver CO AURRCOMADS0  9636 QWEST CORPORATION 656      
720-777 0 Denver CO   9636 QWEST CORPORATION 656   2006-04-02   
720-777 1 Denver CO   9636 QWEST CORPORATION 656   2006-04-02   
720-777 2 Denver CO   9636 QWEST CORPORATION 656   2006-04-02   
720-777 3 Denver CO   9636 QWEST CORPORATION 656   2006-04-02   
720-777 4 Denver CO   9636 QWEST CORPORATION 656   2006-04-02   
720-777 5 Denver CO   9636 QWEST CORPORATION 656   2006-04-02   
720-777 6 Denver CO   9636 QWEST CORPORATION 656   2006-04-02   
720-777 7 Denver CO   9636 QWEST CORPORATION 656   2006-04-02   
720-777 8 Denver CO   9636 QWEST CORPORATION 656   2006-04-02   
720-777 9 Denver CO   9636 QWEST CORPORATION 656   2006-04-02   

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

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