Local Calling Guide
Area code/prefix search
Denver, CO
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| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 303-505
| 2 |
|
6529 T-MOBILE USA, INC. |
656 |
|
2012-12-24 |
|
| 303-505
| 3 |
|
6529 T-MOBILE USA, INC. |
656 |
|
2012-12-24 |
|
| 303-505
| 4 |
|
6529 T-MOBILE USA, INC. |
656 |
|
2012-12-24 |
|
| 303-505
| 5 |
|
6529 T-MOBILE USA, INC. |
656 |
|
2012-12-24 |
|
| 303-505
| 6 |
|
6529 T-MOBILE USA, INC. |
656 |
|
2012-12-24 |
|
| 303-505
| 7 |
|
6529 T-MOBILE USA, INC. |
656 |
|
2012-12-24 |
|
| 303-505
| 8 |
|
6529 T-MOBILE USA, INC. |
656 |
|
2012-12-24 |
|
| 303-505
| 9 |
|
6529 T-MOBILE USA, INC. |
656 |
|
2012-12-24 |
|
| 303-507
| A |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-507
| 0 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-507
| 1 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-507
| 2 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-507
| 3 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-507
| 4 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-507
| 5 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-507
| 6 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-507
| 7 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-507
| 8 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-507
| 9 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-508
| A |
ENWDCOVF0MD |
9748 AMERICAN MESSAGING SERVICES, LLC |
656 |
|
|
|
| 303-509
| A |
ENWDCOVF0MD |
9748 AMERICAN MESSAGING SERVICES, LLC |
656 |
|
|
|
| 303-510
| A |
ENWDCOVF0MD |
9748 AMERICAN MESSAGING SERVICES, LLC |
656 |
|
|
|
| 303-512
| A |
DNVRCOSEDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-512
| 0 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-512
| 1 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-512
| 2 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-512
| 3 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2006-03-26 |
|
| 303-512
| 4 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-512
| 5 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-512
| 6 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-512
| 7 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-512
| 8 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-512
| 9 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-513
| A |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
|
|
| 303-514
| A |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
| 303-515
| A |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
|
|
| 303-515
| 0 |
|
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2012-02-09 |
|
| 303-515
| 1 |
|
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2012-02-09 |
|
| 303-515
| 2 |
|
3467 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM |
656 |
|
2012-01-10 |
|
| 303-515
| 3 |
|
026D ONVOY, LLC - CO |
656 |
|
2012-01-27 |
|
| 303-515
| 4 |
|
026D ONVOY, LLC - CO |
656 |
|
2012-01-27 |
|
| 303-515
| 5 |
|
026D ONVOY, LLC - CO |
656 |
|
2012-01-27 |
|
| 303-515
| 6 |
|
026D ONVOY, LLC - CO |
656 |
|
2012-01-27 |
|
| 303-515
| 7 |
|
026D ONVOY, LLC - CO |
656 |
|
2012-01-09 |
|
| 303-515
| 8 |
|
4574 LEVEL 3 TELECOM OF COLORADO, LLC - CO |
656 |
|
2012-02-17 |
|
| 303-515
| 9 |
|
6529 T-MOBILE USA, INC. |
656 |
|
2012-03-21 |
|
| 303-516
| A |
BLDRCOGBRS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-517
| A |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
|
|
| 303-518
| A |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
| 303-519
| A |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
| 303-519
| 0 |
|
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
| 303-519
| 1 |
|
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
| 303-519
| 2 |
|
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
| 303-519
| 3 |
|
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
| 303-519
| 4 |
|
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
| 303-519
| 5 |
|
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
| 303-519
| 6 |
|
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
| 303-519
| 7 |
|
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
| 303-519
| 8 |
|
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
| 303-519
| 9 |
|
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
| 303-520
| A |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-520
| 0 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-520
| 1 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-520
| 2 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-520
| 3 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-520
| 4 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-520
| 5 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-520
| 6 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-520
| 7 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-520
| 8 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-520
| 9 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-521
| A |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-521
| 0 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-521
| 1 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-521
| 2 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-521
| 3 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-521
| 4 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-521
| 5 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-521
| 6 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-521
| 7 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-521
| 8 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-521
| 9 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-522
| A |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-522
| 0 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-522
| 1 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-522
| 2 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-522
| 3 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-522
| 4 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-522
| 5 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-522
| 6 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-522
| 7 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-522
| 8 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-522
| 9 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-523
| A |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-524
| A |
AURRCOBUDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 303-524
| 0 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2011-03-18 |
|
| 303-524
| 1 |
|
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 303-524
| 2 |
|
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2005-02-18 |
|
| 303-524
| 3 |
|
829J PAETEC ITEL, LLC |
656 |
|
2005-02-14 |
|
| 303-524
| 4 |
|
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2005-02-18 |
|
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Last updated: Tue, 13 Jan 2026 21:50:02 UTC
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