Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 303 [Rate centres in NPA 303] [Dial plan for NPA 303]

NXX: 676

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
303-676 A Denver CO AURRCOMADS0  9636 QWEST CORPORATION 656      
303-676 0 Denver CO AURRCOMADS0  9636 QWEST CORPORATION 656      
303-676 1 Denver CO AURRCOMADS0  9636 QWEST CORPORATION 656      
303-676 2 Denver CO AURRCOMADS0  9636 QWEST CORPORATION 656      
303-676 3 Denver CO AURRCOMADS0  9636 QWEST CORPORATION 656      
303-676 4 Denver CO AURRCOMADS0  9636 QWEST CORPORATION 656      
303-676 5 Denver CO AURRCOMADS0  9636 QWEST CORPORATION 656      
303-676 6 Denver CO AURRCOMADS0  9636 QWEST CORPORATION 656      
303-676 7 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2015-07-22   
303-676 8 Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2015-04-15   
303-676 9 Denver CO AURRCOMADS0  9636 QWEST CORPORATION 656      

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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