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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
303-396 5 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2006-02-26   
303-396 6 Denver CO DNVRCOETPS0  3467 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM 656   2006-10-20   
303-396 7 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2006-11-04   
303-396 8 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2006-05-06   
303-396 9 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2006-07-18   
303-397 A Denver CO ENWDCOABDS0  9636 QWEST CORPORATION 656      
303-398 A Denver CO DNVRCOEADS0  9636 QWEST CORPORATION 656      
303-399 A Denver CO DNVRCOEADS0  9636 QWEST CORPORATION 656      
303-400 A Denver CO DNVRCOSHDS0  9636 QWEST CORPORATION 656      
303-401 A Denver CO BLDRCOMADS0  9636 QWEST CORPORATION 656      
303-401 0 Denver CO DNVRCO26XLX  939H COMMIO, LLC 656   2024-03-25   
303-401 1 Denver CO DNVRCO26XLX  939H COMMIO, LLC 656   2024-03-25   
303-401 2 Denver CO BLDRCOMADS0  9636 QWEST CORPORATION 656      
303-401 3 Denver CO BLDRCOMADS0  9636 QWEST CORPORATION 656      
303-401 4 Denver CO BLDRCOMADS0  9636 QWEST CORPORATION 656      
303-401 5 Denver CO BLDRCOMADS0  9636 QWEST CORPORATION 656      
303-401 6 Denver CO BLDRCOMADS0  9636 QWEST CORPORATION 656      
303-401 7 Denver CO BLDRCOMADS0  9636 QWEST CORPORATION 656      
303-401 8 Denver CO BLDRCOMADS0  9636 QWEST CORPORATION 656      
303-401 9 Denver CO BLDRCOMADS0  9636 QWEST CORPORATION 656      
303-402 A Denver CO BLDRCOMADS0  9636 QWEST CORPORATION 656      
303-403 A Denver CO ARVDCOMADS0  9636 QWEST CORPORATION 656      
303-404 A Denver CO BRFDCOMADS0  9636 QWEST CORPORATION 656      
303-405 A Denver CO DNVRCOMADS0  9636 QWEST CORPORATION 656      
303-406 A Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-406 0 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2022-05-19   
303-406 1 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2007-10-20   
303-406 2 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-406 3 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2006-07-08   
303-406 4 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-406 5 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-406 6 Denver CO DNVRCOSOFMD  624H ONVOY SPECTRUM, LLC 656   2022-05-13   
303-406 7 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-406 8 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2006-06-08   
303-406 9 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-407 A Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
303-408 A Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
303-408 0 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-10-16   
303-408 1 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-10-16   
303-408 2 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-10-16   
303-408 3 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-10-16   
303-408 4 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-10-16   
303-408 5 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-10-16   
303-408 6 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-10-16   
303-408 7 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-10-16   
303-408 8 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-10-16   
303-408 9 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2005-10-16   
303-409 A Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-409 0 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2022-08-08   
303-409 1 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-409 2 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-409 3 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-409 4 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-409 5 Denver CO AURSCOFWDS0  4574 LEVEL 3 TELECOM OF COLORADO, LLC - CO 656      
303-409 6 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-409 7 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-409 8 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2022-07-16   
303-409 9 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2022-05-19   
303-410 A Denver CO BRFDCOMADS0  9636 QWEST CORPORATION 656      
303-412 A Denver CO WMNSCOMADS0  9636 QWEST CORPORATION 656      
303-413 A Denver CO BLDRCOMADS0  9636 QWEST CORPORATION 656      
303-414 A Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-414 0 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2022-06-24   
303-414 1 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-414 2 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-414 3 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2022-06-24   
303-414 4 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-414 5 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-414 6 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-414 7 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-414 8 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2022-06-24   
303-414 9 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656   2022-06-24   
303-415 A Denver CO BLDRCOMADS0  9636 QWEST CORPORATION 656      
303-416 A Denver CO DNVTCO56AMD  8465 GLOBAL CROSSING LOCAL SERVICES, INC. - CO 656      
303-416 0 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656   2006-07-18   
303-416 1 Denver CO DNVTCO56AMD  8465 GLOBAL CROSSING LOCAL SERVICES, INC. - CO 656      
303-416 2 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-416 3 Denver CO DNVTCO56AMD  8465 GLOBAL CROSSING LOCAL SERVICES, INC. - CO 656      
303-416 4 Denver CO DNVTCO56AMD  8465 GLOBAL CROSSING LOCAL SERVICES, INC. - CO 656      
303-416 5 Denver CO DNVTCO56AMD  8465 GLOBAL CROSSING LOCAL SERVICES, INC. - CO 656      
303-416 6 Denver CO DNVTCO56AMD  8465 GLOBAL CROSSING LOCAL SERVICES, INC. - CO 656      
303-416 7 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-416 8 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-416 9 Denver CO DNVTCO56AMD  8465 GLOBAL CROSSING LOCAL SERVICES, INC. - CO 656      
303-417 A Denver CO BLDRCOMADS0  9636 QWEST CORPORATION 656      
303-418 A Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-418 0 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-418 1 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-418 2 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-418 3 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2022-07-16   
303-418 4 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-418 5 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-418 6 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2022-07-16   
303-418 7 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-418 8 Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
303-418 9 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656   2022-07-16   
303-419 A Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
303-419 0 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
303-419 1 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
303-419 2 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      

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

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