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: 622

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
720-622 A Denver CO BLDRCOGBRS1  9636 QWEST CORPORATION 656      
720-622 0 Denver CO BLDRCOGBRS1  9636 QWEST CORPORATION 656      
720-622 1 Denver CO BLDRCOGBRS1  9636 QWEST CORPORATION 656      
720-622 2 Denver CO BLDRCOGBRS1  9636 QWEST CORPORATION 656      
720-622 3 Denver CO BLDRCOGBRS1  9636 QWEST CORPORATION 656      
720-622 4 Denver CO   508J CENTURYLINK COMMUNICATIONS, LLC 656      
720-622 5 Denver CO BLDRCOGBRS1  9636 QWEST CORPORATION 656      
720-622 6 Denver CO BLDRCOGBRS1  9636 QWEST CORPORATION 656      
720-622 7 Denver CO DNVRCOMADS0  9636 QWEST CORPORATION 656      
720-622 8 Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
720-622 9 Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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