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: 382

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
720-382 A Denver CO DNVRCOETPS0  3467 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 656      
720-382 0 Denver CO   6529 T-MOBILE USA, INC. 656   2006-09-09   
720-382 1 Denver CO   3467 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 656      
720-382 2 Denver CO   3467 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 656   2006-08-09   
720-382 3 Denver CO   6529 T-MOBILE USA, INC. 656   2006-09-12   
720-382 4 Denver CO   6529 T-MOBILE USA, INC. 656   2006-09-15   
720-382 5 Denver CO   3467 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 656      
720-382 6 Denver CO   6529 T-MOBILE USA, INC. 656   2006-09-18   
720-382 7 Denver CO   3467 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 656      
720-382 8 Denver CO   6529 T-MOBILE USA, INC. 656   2006-09-19   
720-382 9 Denver CO   6529 T-MOBILE USA, INC. 656   2006-09-21   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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