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: 590

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
720-590 A Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-590 0 Denver CO DNVRCOII3MD  5562 METROPCS, INC. 656   2013-12-25   
720-590 1 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2013-04-09   
720-590 2 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2013-04-09   
720-590 3 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2013-04-09   
720-590 4 Denver CO DNVTCOUZ0MD  829J PAETEC ITEL, LLC 656   2013-04-14   
720-590 5 Denver CO DNVTCOUZ0MD  829J PAETEC ITEL, LLC 656   2013-04-14   
720-590 6 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2013-04-05   
720-590 7 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2013-04-05   
720-590 8 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2013-04-05   
720-590 9 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2013-04-09   

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

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