Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

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

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
720-948 A Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-948 0 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-948 1 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-948 2 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-948 3 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-948 4 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-948 5 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-948 6 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-948 7 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-948 8 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-948 9 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-949 A Denver CO FTCLCOMAAMD  7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656      
720-949 0 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656      
720-949 1 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656      
720-949 2 Denver CO DNVRCOMA39Z  318J COMCAST IP PHONE, LLC 656      
720-949 3 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-949 4 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-949 5 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-949 6 Denver CO ENWDCO47DS4  320E YMAX COMMUNICATIONS CORP. - CO 656      
720-949 7 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-949 8 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-949 9 Denver CO FTCLCOMAAMD  7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO 656      
720-951 A Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-951 0 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-951 1 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-951 2 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-951 3 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-951 4 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-951 5 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-951 6 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-951 7 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-951 8 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-951 9 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-952 A Deckers CO DNVRCO26DMD  197D VONAGE AMERICA LLC 656      
720-952 0 Deckers CO AURSCOFW2MD  073H TELNYX LLC 656      
720-952 1 Deckers CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-952 2 Deckers CO   026D ONVOY, LLC - CO 656      
720-952 3 Deckers CO   026D ONVOY, LLC - CO 656      
720-952 5 Deckers CO DNVRCO26DMD  197D VONAGE AMERICA LLC 656      
720-952 6 Deckers CO   515J IP HORIZON LLC 656      
720-952 7 Deckers CO   026D ONVOY, LLC - CO 656      
720-952 8 Deckers CO   026D ONVOY, LLC - CO 656      
720-952 9 Deckers CO DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656      
720-953 A Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-953 0 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-953 1 Denver CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-953 2 Denver CO DNVRCO2669Z  490J DISH WIRELESS, LLC 656      
720-953 3 Denver CO DNVTCOZI6MD  073H TELNYX LLC 656      
720-953 4 Denver CO DNVTCOZI6MD  073H TELNYX LLC 656      
720-953 5 Denver CO DNVTCOZI6MD  073H TELNYX LLC 656      
720-953 6 Denver CO DNVTCOZI6MD  073H TELNYX LLC 656      
720-953 7 Denver CO DNVTCOZI6MD  073H TELNYX LLC 656      
720-953 8 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-953 9 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-954 A Fort Lupton CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-954 0 Fort Lupton CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-954 1 Fort Lupton CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-954 2 Fort Lupton CO DNVRCOMAXGZ  078F BANDWIDTH.COM CLEC, LLC - CO 656      
720-954 3 Fort Lupton CO DNVTCOZIDS1  026D ONVOY, LLC - CO 656      
720-954 4 Fort Lupton CO   6529 T-MOBILE USA, INC. 656      
720-954 5 Fort Lupton CO   6529 T-MOBILE USA, INC. 656      
720-954 6 Fort Lupton CO DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656      
720-954 7 Fort Lupton CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656      
720-954 8 Fort Lupton CO DNVRCOII0MD  6529 T-MOBILE USA, INC. 656      
720-954 9 Fort Lupton CO DNVRCO26DS5  278F PEERLESS NETWORK OF COLORADO, LLC - CO 656      
720-955 A Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-955 0 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-955 1 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-955 2 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-955 3 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-955 4 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-955 5 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-955 6 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-955 7 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-955 8 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-955 9 Denver CO AURRCO20AMD  6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO 656      
720-956 A Denver CO DNVRCOMADS0  9636 QWEST CORPORATION 656      
720-957 A Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-957 0 Denver CO DNVRCOII4MD  5562 METROPCS, INC. 656      
720-957 1 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-957 2 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-957 3 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-957 4 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-957 5 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-957 6 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-957 7 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-957 8 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-957 9 Denver CO DNVRCOII3MD  6529 T-MOBILE USA, INC. 656      
720-960 A Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-960 0 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-960 1 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-960 2 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-960 3 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-960 4 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-960 5 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-960 6 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-960 7 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-960 8 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-960 9 Denver CO DNVRCOMD4MD  6010 NEW CINGULAR WIRELESS PCS, LLC 656      
720-961 A Denver CO DNVTCO56DS8  6118 LEVEL 3 COMMUNICATIONS, LLC - CO 656      

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 >>

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.