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: 430

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
720-430 A Denver CO DNVRCOMAX5Z  7421 AT&T - LOCAL 656      
720-430 0 Denver CO   7421 AT&T - LOCAL 656   2012-08-20   
720-430 1 Denver CO   7421 AT&T - LOCAL 656   2012-08-20   
720-430 2 Denver CO   7421 AT&T - LOCAL 656   2012-08-20   
720-430 3 Denver CO   7421 AT&T - LOCAL 656   2012-08-20   
720-430 4 Denver CO   7421 AT&T - LOCAL 656   2012-08-20   
720-430 5 Denver CO   7421 AT&T - LOCAL 656   2012-08-20   
720-430 6 Denver CO   7421 AT&T - LOCAL 656   2012-08-20   
720-430 7 Denver CO   7421 AT&T - LOCAL 656   2012-08-20   
720-430 8 Denver CO   7421 AT&T - LOCAL 656   2012-08-20   
720-430 9 Denver CO   7421 AT&T - LOCAL 656   2012-08-20   

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

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