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NPA: 720 [Rate centres in NPA 720] [Dial plan for NPA 720]

Block: A

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
720-656 A Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-657 A Denver CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-658 A Denver CO WNDSCODCCM0  016G TELSTAR COMMUNICATIONS INC 656      
720-659 A Denver CO DNVRCO26DMD  197D VONAGE AMERICA LLC 656      
720-660 A Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-661 A Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-662 A Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-663 A Denver CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-664 A Allens Park-Lyons CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-665 A Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-666 A Denver CO DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656      
720-667 A Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656      
720-668 A Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-669 A Hudson CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-670 A Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-671 A Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-672 A Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-673 A Denver CO DNVTCOZIBMD  114J EXIANT COMMUNICATIONS LLC 656      
720-674 A Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656      
720-675 A Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-676 A Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
720-677 A Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-678 A Denver CO DNVRCOMAY0X  425J CSC WIRELESS, LLC 656      
720-679 A Georgetown CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-680 A Longmont CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-681 A Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-682 A Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-683 A Fort Lupton CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-684 A Longmont CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      
720-685 A Denver CO BITNCOMADS0  9636 QWEST CORPORATION 656      
720-686 A Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
720-687 A Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-688 A Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-689 A Denver CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-690 A Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-691 A Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-692 A Denver CO DNVRCOII3MD  5562 METROPCS, INC. 656      
720-693 A Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-694 A Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-695 A Denver CO DNVRCO37DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 656      
720-696 A Denver CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-697 A Denver CO HLRNCOFP1MD  508J CENTURYLINK COMMUNICATIONS, LLC 656      
720-698 A Longmont CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-699 A Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-701 A Denver CO FTCLCOMAAMD  7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656      
720-702 A Keenesburg CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-703 A Denver CO DNVRCOMA36Z  478J NUSO, LLC 656      
720-704 A Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-705 A Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-706 A Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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