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: 325

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
720-325 A Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-325 0 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2010-09-20   
720-325 1 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2010-09-23   
720-325 2 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2010-09-23   
720-325 3 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2010-10-08   
720-325 4 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2010-11-05   
720-325 5 Denver CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656   2010-10-09   
720-325 6 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2010-10-14   
720-325 7 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2010-10-14   
720-325 8 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2011-07-09   
720-325 9 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2010-09-20   

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

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