Local Calling Guide
Area code/prefix search
Denver, CO
<< 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 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 >>
| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 720-699
| 8 |
|
026D ONVOY, LLC - CO |
656 |
|
2015-01-17 |
|
| 720-699
| 9 |
|
026D ONVOY, LLC - CO |
656 |
|
2015-01-17 |
|
| 720-701
| A |
FTCLCOMAAMD |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 720-701
| 0 |
|
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2019-06-01 |
|
| 720-701
| 1 |
|
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2019-06-01 |
|
| 720-701
| 2 |
|
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2019-06-01 |
|
| 720-701
| 3 |
|
6529 T-MOBILE USA, INC. |
656 |
|
2020-01-28 |
|
| 720-701
| 4 |
|
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
2019-05-31 |
|
| 720-701
| 5 |
|
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
2019-05-31 |
|
| 720-701
| 6 |
|
5562 METROPCS, INC. |
656 |
|
2020-02-10 |
|
| 720-701
| 7 |
|
6529 T-MOBILE USA, INC. |
656 |
|
2020-02-10 |
|
| 720-701
| 8 |
|
6529 T-MOBILE USA, INC. |
656 |
|
2020-02-10 |
|
| 720-701
| 9 |
|
6529 T-MOBILE USA, INC. |
656 |
|
2020-02-10 |
|
| 720-703
| A |
DNVRCOMA36Z |
478J NUSO, LLC |
656 |
|
|
|
| 720-703
| 0 |
|
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2020-08-21 |
|
| 720-703
| 1 |
|
478J NUSO, LLC |
656 |
|
2020-08-20 |
|
| 720-703
| 2 |
|
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2021-07-11 |
|
| 720-703
| 3 |
|
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2021-08-11 |
|
| 720-703
| 4 |
|
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2021-08-11 |
|
| 720-703
| 5 |
|
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2021-08-11 |
|
| 720-703
| 6 |
|
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
2020-08-21 |
|
| 720-703
| 7 |
|
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
2020-08-21 |
|
| 720-703
| 8 |
|
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2021-09-11 |
|
| 720-703
| 9 |
|
278F PEERLESS NETWORK OF COLORADO, LLC - CO |
656 |
|
2021-05-31 |
|
| 720-704
| A |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-704
| 0 |
|
026D ONVOY, LLC - CO |
656 |
|
2020-05-18 |
|
| 720-704
| 1 |
|
026D ONVOY, LLC - CO |
656 |
|
2020-05-18 |
|
| 720-704
| 2 |
|
026D ONVOY, LLC - CO |
656 |
|
2020-05-18 |
|
| 720-704
| 3 |
|
026D ONVOY, LLC - CO |
656 |
|
2020-05-18 |
|
| 720-704
| 4 |
|
026D ONVOY, LLC - CO |
656 |
|
2020-05-18 |
|
| 720-704
| 5 |
|
026D ONVOY, LLC - CO |
656 |
|
2020-05-18 |
|
| 720-704
| 6 |
|
026D ONVOY, LLC - CO |
656 |
|
2020-05-18 |
|
| 720-704
| 7 |
|
026D ONVOY, LLC - CO |
656 |
|
2020-05-18 |
|
| 720-704
| 8 |
|
026D ONVOY, LLC - CO |
656 |
|
2020-05-18 |
|
| 720-704
| 9 |
|
5562 METROPCS, INC. |
656 |
|
2020-05-15 |
|
| 720-705
| A |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
|
|
| 720-705
| 0 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2014-11-16 |
|
| 720-705
| 1 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2014-11-16 |
|
| 720-705
| 2 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2014-11-16 |
|
| 720-705
| 3 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2014-11-16 |
|
| 720-705
| 4 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2014-11-16 |
|
| 720-705
| 5 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2014-11-16 |
|
| 720-705
| 6 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2014-11-16 |
|
| 720-705
| 7 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2014-11-16 |
|
| 720-705
| 8 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2014-11-16 |
|
| 720-705
| 9 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2014-11-16 |
|
| 720-706
| A |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
|
|
| 720-706
| 0 |
|
026D ONVOY, LLC - CO |
656 |
|
2020-09-03 |
|
| 720-706
| 1 |
|
026D ONVOY, LLC - CO |
656 |
|
2020-09-03 |
|
| 720-706
| 2 |
|
026D ONVOY, LLC - CO |
656 |
|
2020-09-03 |
|
| 720-706
| 3 |
|
026D ONVOY, LLC - CO |
656 |
|
2020-09-03 |
|
| 720-706
| 4 |
|
026D ONVOY, LLC - CO |
656 |
|
2020-09-03 |
|
| 720-706
| 5 |
|
026D ONVOY, LLC - CO |
656 |
|
2020-09-03 |
|
| 720-706
| 6 |
|
026D ONVOY, LLC - CO |
656 |
|
2020-09-03 |
|
| 720-706
| 7 |
|
026D ONVOY, LLC - CO |
656 |
|
2020-09-03 |
|
| 720-706
| 8 |
|
026D ONVOY, LLC - CO |
656 |
|
2020-09-03 |
|
| 720-706
| 9 |
|
026D ONVOY, LLC - CO |
656 |
|
2020-09-03 |
|
| 720-707
| A |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
|
|
| 720-707
| 0 |
|
026D ONVOY, LLC - CO |
656 |
|
2015-01-23 |
|
| 720-707
| 1 |
|
026D ONVOY, LLC - CO |
656 |
|
2015-01-23 |
|
| 720-707
| 2 |
|
026D ONVOY, LLC - CO |
656 |
|
2015-01-23 |
|
| 720-707
| 3 |
|
026D ONVOY, LLC - CO |
656 |
|
2015-01-23 |
|
| 720-707
| 4 |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
656 |
|
2015-05-23 |
|
| 720-707
| 5 |
|
5562 METROPCS, INC. |
656 |
|
2015-02-21 |
|
| 720-707
| 6 |
|
318J COMCAST IP PHONE, LLC |
656 |
|
2015-05-04 |
|
| 720-707
| 7 |
|
5562 METROPCS, INC. |
656 |
|
2015-02-21 |
|
| 720-707
| 8 |
|
5562 METROPCS, INC. |
656 |
|
2015-02-21 |
|
| 720-707
| 9 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2015-05-20 |
|
| 720-708
| A |
DNVRCO26PS1 |
567G TELIAX, INC. - CO |
656 |
|
|
|
| 720-708
| 0 |
|
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2011-11-04 |
|
| 720-708
| 1 |
|
567G TELIAX, INC. - CO |
656 |
|
2011-10-03 |
|
| 720-708
| 2 |
|
318J COMCAST IP PHONE, LLC |
656 |
|
2011-10-07 |
|
| 720-708
| 3 |
|
318J COMCAST IP PHONE, LLC |
656 |
|
2011-10-07 |
|
| 720-708
| 4 |
|
318J COMCAST IP PHONE, LLC |
656 |
|
2011-10-07 |
|
| 720-708
| 5 |
|
318J COMCAST IP PHONE, LLC |
656 |
|
2011-10-07 |
|
| 720-708
| 6 |
|
318J COMCAST IP PHONE, LLC |
656 |
|
2011-10-07 |
|
| 720-708
| 7 |
|
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2011-11-28 |
|
| 720-708
| 8 |
|
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2011-11-28 |
|
| 720-708
| 9 |
|
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2011-11-28 |
|
| 720-709
| A |
DNVTCOUZ0MD |
829J PAETEC ITEL, LLC |
656 |
|
|
|
| 720-709
| 0 |
|
5562 METROPCS, INC. |
656 |
|
2015-07-13 |
|
| 720-709
| 1 |
|
026D ONVOY, LLC - CO |
656 |
|
2014-10-24 |
|
| 720-709
| 2 |
|
026D ONVOY, LLC - CO |
656 |
|
2014-10-24 |
|
| 720-709
| 3 |
|
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
2015-07-13 |
|
| 720-709
| 4 |
|
829J PAETEC ITEL, LLC |
656 |
|
2014-10-23 |
|
| 720-709
| 5 |
|
829J PAETEC ITEL, LLC |
656 |
|
2014-10-23 |
|
| 720-709
| 6 |
|
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2015-07-13 |
|
| 720-709
| 7 |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
656 |
|
2015-07-13 |
|
| 720-709
| 8 |
|
5562 METROPCS, INC. |
656 |
|
2015-07-13 |
|
| 720-709
| 9 |
|
5562 METROPCS, INC. |
656 |
|
2015-07-13 |
|
| 720-710
| A |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
|
|
| 720-710
| 0 |
|
026D ONVOY, LLC - CO |
656 |
|
2016-11-04 |
|
| 720-710
| 1 |
|
026D ONVOY, LLC - CO |
656 |
|
2016-11-04 |
|
| 720-710
| 2 |
|
026D ONVOY, LLC - CO |
656 |
|
2016-11-04 |
|
| 720-710
| 3 |
|
026D ONVOY, LLC - CO |
656 |
|
2016-11-04 |
|
| 720-710
| 4 |
|
026D ONVOY, LLC - CO |
656 |
|
2016-11-04 |
|
| 720-710
| 5 |
|
026D ONVOY, LLC - CO |
656 |
|
2016-11-04 |
|
| 720-710
| 6 |
|
6529 T-MOBILE USA, INC. |
656 |
|
2016-12-08 |
|
| 720-710
| 7 |
|
6529 T-MOBILE USA, INC. |
656 |
|
2016-12-08 |
|
| 720-710
| 8 |
|
318J COMCAST IP PHONE, LLC |
656 |
|
2016-12-02 |
|
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Last updated: Tue, 13 Jan 2026 21:50:02 UTC
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