Local Calling Guide

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

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
303-291 A Denver CO DNVRCOCPDS0  9636 QWEST CORPORATION 656      
303-292 A Denver CO DNVRCOCPDS0  9636 QWEST CORPORATION 656      
303-293 A Denver CO DNVRCOCPDS0  9636 QWEST CORPORATION 656      
303-294 A Denver CO DNVRCOCPDS0  9636 QWEST CORPORATION 656      
303-295 A Denver CO DNVRCOCPDS0  9636 QWEST CORPORATION 656      
303-296 A Denver CO DNVRCOCPDS0  9636 QWEST CORPORATION 656      
303-297 A Denver CO DNVRCOCPDS0  9636 QWEST CORPORATION 656      
303-298 A Denver CO DNVRCOCPDS0  9636 QWEST CORPORATION 656      
303-299 A Denver CO DNVRCOCPDS0  9636 QWEST CORPORATION 656      
303-300 A Denver CO DNVRCOSEDS0  9636 QWEST CORPORATION 656      
303-301 A Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-301 0 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-301 1 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-301 2 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-301 3 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-301 4 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2007-10-20   
303-301 5 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2005-10-31   
303-301 6 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-301 7 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-301 8 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-301 9 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-302 A Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
303-303 A Denver CO DNVRCO26XBY  557H WIDE VOICE, LLC - CO 656   2024-10-27   
303-303 0 Denver CO DNVRCOMA32Z  321J HD CARRIER LLC 656   2024-10-27   
303-303 1 Denver CO DNVRCOMA32Z  321J HD CARRIER LLC 656   2024-10-27   
303-303 2 Denver CO DNVRCOMA32Z  321J HD CARRIER LLC 656   2024-10-27   
303-303 3 Denver CO DNVRCOMA32Z  321J HD CARRIER LLC 656   2024-10-27   
303-303 4 Denver CO DNVRCOMA32Z  321J HD CARRIER LLC 656   2024-10-27   
303-303 5 Denver CO DNVRCOMA32Z  321J HD CARRIER LLC 656   2024-10-27   
303-303 6 Denver CO DNVRCOMA32Z  321J HD CARRIER LLC 656   2024-10-27   
303-303 7 Denver CO DNVRCOMA32Z  321J HD CARRIER LLC 656   2024-10-27   
303-303 8 Denver CO DNVRCOMA32Z  321J HD CARRIER LLC 656   2024-10-27   
303-303 9 Denver CO DNVRCOMA32Z  321J HD CARRIER LLC 656   2024-10-27   
303-304 A Fort Lupton CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
303-304 0 Fort Lupton CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-01-09   
303-304 1 Fort Lupton CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-01-09   
303-304 2 Fort Lupton CO DNVRCOII3MD  5562 METROPCS, INC. 656   2005-01-14   
303-304 3 Fort Lupton CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2011-08-22   
303-304 4 Fort Lupton CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2005-03-11   
303-304 5 Fort Lupton CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2005-06-19   
303-304 6 Fort Lupton CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-07-11   
303-304 7 Fort Lupton CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-10-16   
303-304 8 Fort Lupton CO DNVRCOII3MD  5562 METROPCS, INC. 656   2005-11-11   
303-304 9 Fort Lupton CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-12-12   
303-305 A Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
303-305 0 Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
303-305 1 Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
303-305 2 Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
303-305 3 Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
303-305 4 Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
303-305 5 Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
303-305 6 Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
303-305 7 Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
303-305 8 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2006-07-08   
303-305 9 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2007-10-20   
303-306 A Denver CO DNVRCOSLDS0  9636 QWEST CORPORATION 656      
303-306 0 Denver CO DNVRCOSLDS0  9636 QWEST CORPORATION 656      
303-306 1 Denver CO DNVRCOSLDS0  9636 QWEST CORPORATION 656      
303-306 2 Denver CO DNVRCOSLDS0  9636 QWEST CORPORATION 656      
303-306 3 Denver CO DNVRCOSLDS0  9636 QWEST CORPORATION 656      
303-306 4 Denver CO DNVRCOSLDS0  9636 QWEST CORPORATION 656      
303-306 5 Denver CO DNVRCOSLDS0  9636 QWEST CORPORATION 656      
303-306 6 Denver CO DNVRCOSLDS0  9636 QWEST CORPORATION 656      
303-306 7 Denver CO DNVRCOSLDS0  9636 QWEST CORPORATION 656      
303-306 8 Denver CO   026D ONVOY, LLC - CO 656   2008-08-29   
303-306 9 Denver CO DNVRCOSLDS0  9636 QWEST CORPORATION 656      
303-307 A Denver CO DNVRCOMBDS0  9636 QWEST CORPORATION 656      
303-308 A Denver CO DNVRCOCPDS0  9636 QWEST CORPORATION 656      
303-309 A Denver CO DNVTCO56AMD  8465 GLOBAL CROSSING LOCAL SERVICES, INC. - CO 656      
303-309 0 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656   2007-12-04   
303-309 1 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-309 2 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-309 3 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2001-07-25   
303-309 4 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-309 5 Denver CO DNVTCO56AMD  8465 GLOBAL CROSSING LOCAL SERVICES, INC. - CO 656      
303-309 6 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656   2003-09-13   
303-309 7 Denver CO DNVTCO56AMD  8465 GLOBAL CROSSING LOCAL SERVICES, INC. - CO 656      
303-309 8 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-309 9 Denver CO DNVTCO56AMD  8465 GLOBAL CROSSING LOCAL SERVICES, INC. - CO 656      
303-310 A Denver CO ENWDCOVF0MD  9748 AMERICAN MESSAGING SERVICES, LLC 656      
303-312 A Denver CO DNVRCOCPDS0  9636 QWEST CORPORATION 656      
303-313 A Denver CO DNVRCOCPDS0  9636 QWEST CORPORATION 656      
303-314 A Denver CO DNVRCOEADS0  9636 QWEST CORPORATION 656      
303-315 A Denver CO DNVRCOEADS0  9636 QWEST CORPORATION 656      
303-316 A Denver CO DNVRCOEADS0  9636 QWEST CORPORATION 656      
303-317 A Denver CO DNVRCOOUDS0  9636 QWEST CORPORATION 656      
303-317 0 Denver CO DNVRCOOUDS0  9636 QWEST CORPORATION 656      
303-317 1 Denver CO DNVRCOOUDS0  9636 QWEST CORPORATION 656      
303-317 2 Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2005-07-18   
303-317 3 Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2005-07-18   
303-317 4 Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2005-07-18   
303-317 5 Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2005-07-18   
303-317 6 Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2005-07-18   
303-317 7 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2011-01-27   
303-317 8 Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656   2005-07-18   
303-317 9 Denver CO DNVRCOOUDS0  9636 QWEST CORPORATION 656      
303-318 A Denver CO DNVRCOCHDS0  9636 QWEST CORPORATION 656      
303-319 A Denver CO CSRKCOFEGT2  765B ELBERT COUNTY WIRELESS, LLC 656      
303-319 0 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2004-11-28   
303-319 1 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2004-11-28   

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

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