Local Calling Guide

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

NXX: 502

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
303-502 A Fort Lupton CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
303-502 0 Fort Lupton CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2006-02-02   
303-502 1 Fort Lupton CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2006-02-03   
303-502 2 Fort Lupton CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2006-02-03   
303-502 3 Fort Lupton CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656   2006-03-01   
303-502 4 Fort Lupton CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2006-03-05   
303-502 5 Fort Lupton CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2006-04-02   
303-502 6 Fort Lupton CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2006-04-07   
303-502 7 Fort Lupton CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2006-04-07   
303-502 8 Fort Lupton CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2019-06-25   
303-502 9 Fort Lupton CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2006-05-26   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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