Local Calling Guide

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NPA: 303 [Rate centres in NPA 303] [Dial plan for NPA 303]

NXX: 558

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
303-558 A Denver CO DNVTCO56AMD  8465 GLOBAL CROSSING LOCAL SERVICES, INC. - CO 656      
303-558 0 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2009-09-11   
303-558 1 Denver CO DNVTCOUZAMD  4788 MCLEODUSA TELECOMMUNICATION SERVICES, INC. - CO 656   2009-01-10   
303-558 2 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-558 3 Denver CO DNVTCO56AMD  8465 GLOBAL CROSSING LOCAL SERVICES, INC. - CO 656      
303-558 4 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-558 5 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-558 6 Denver CO DNVTCO56AMD  8465 GLOBAL CROSSING LOCAL SERVICES, INC. - CO 656      
303-558 7 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-558 8 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2001-07-25   
303-558 9 Denver CO DNVTCO56AMD  8465 GLOBAL CROSSING LOCAL SERVICES, INC. - CO 656      

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

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