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: 328

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
720-328 A Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656      
720-328 0 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2009-12-04   
720-328 1 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2009-12-04   
720-328 2 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2009-12-04   
720-328 3 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2009-12-04   
720-328 4 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2009-12-04   
720-328 5 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2010-05-05   
720-328 6 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2010-05-05   
720-328 7 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2010-05-24   
720-328 8 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2010-05-05   
720-328 9 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2010-05-05   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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