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 |
| 720-248
| 7 |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
2010-02-20 |
|
| 720-248
| 8 |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
2010-02-20 |
|
| 720-248
| 9 |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
2010-07-03 |
|
| 720-249
| A |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
|
|
| 720-249
| 0 |
|
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2025-08-08 |
|
| 720-249
| 1 |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
|
|
| 720-249
| 2 |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
|
|
| 720-249
| 3 |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
|
|
| 720-249
| 4 |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
|
|
| 720-249
| 5 |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
|
|
| 720-249
| 6 |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2006-10-02 |
|
| 720-249
| 7 |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2006-10-02 |
|
| 720-249
| 8 |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2006-10-02 |
|
| 720-249
| 9 |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2006-10-02 |
|
| 720-250
| A |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
|
|
| 720-250
| 0 |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
|
|
| 720-250
| 1 |
ENWDCOABDS0 |
9636 QWEST CORPORATION |
656 |
|
2004-06-07 |
|
| 720-250
| 2 |
ENWDCOABDS0 |
9636 QWEST CORPORATION |
656 |
|
2004-06-07 |
|
| 720-250
| 3 |
ENWDCOABDS0 |
9636 QWEST CORPORATION |
656 |
|
2004-06-07 |
|
| 720-250
| 4 |
ENWDCOABDS0 |
9636 QWEST CORPORATION |
656 |
|
2004-06-07 |
|
| 720-250
| 5 |
ENWDCOABDS0 |
9636 QWEST CORPORATION |
656 |
|
2004-06-07 |
|
| 720-250
| 6 |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2006-09-24 |
|
| 720-250
| 7 |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2006-09-24 |
|
| 720-250
| 8 |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2006-09-24 |
|
| 720-250
| 9 |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2008-10-09 |
|
| 720-251
| A |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 720-251
| 0 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2005-10-02 |
|
| 720-251
| 1 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2005-06-10 |
|
| 720-251
| 2 |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2004-09-18 |
|
| 720-251
| 3 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2005-10-02 |
|
| 720-251
| 4 |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 720-251
| 5 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2006-03-05 |
|
| 720-251
| 6 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2006-08-06 |
|
| 720-251
| 7 |
DNVRCO2669Z |
490J DISH WIRELESS, LLC |
656 |
|
2024-09-07 |
|
| 720-251
| 8 |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
2006-07-09 |
|
| 720-251
| 9 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2006-08-06 |
|
| 720-252
| A |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-252
| 0 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2008-10-25 |
|
| 720-252
| 1 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2008-10-25 |
|
| 720-252
| 2 |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2007-01-11 |
|
| 720-252
| 3 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-252
| 4 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-252
| 5 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-252
| 6 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-252
| 7 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-252
| 8 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-252
| 9 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-253
| A |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-253
| 0 |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2008-10-09 |
|
| 720-253
| 1 |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2008-10-09 |
|
| 720-253
| 2 |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2007-01-11 |
|
| 720-253
| 3 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-253
| 4 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-253
| 5 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-253
| 6 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-253
| 7 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-253
| 8 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-253
| 9 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-254
| A |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-254
| 0 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2007-06-11 |
|
| 720-254
| 1 |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
2008-11-20 |
|
| 720-254
| 2 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2007-06-11 |
|
| 720-254
| 3 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-254
| 4 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-254
| 5 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-254
| 6 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-254
| 7 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-254
| 8 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-254
| 9 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-255
| A |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-255
| 0 |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2008-10-09 |
|
| 720-255
| 1 |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
2008-11-20 |
|
| 720-255
| 2 |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
2007-03-17 |
|
| 720-255
| 3 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-255
| 4 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-255
| 5 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-255
| 6 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-255
| 7 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-255
| 8 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-255
| 9 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-256
| A |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-256
| 0 |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2007-11-11 |
|
| 720-256
| 1 |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2008-11-07 |
|
| 720-256
| 2 |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2008-10-09 |
|
| 720-256
| 3 |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2008-11-07 |
|
| 720-256
| 4 |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2008-11-07 |
|
| 720-256
| 5 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-256
| 6 |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2008-11-07 |
|
| 720-256
| 7 |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2008-11-07 |
|
| 720-256
| 8 |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2008-11-07 |
|
| 720-256
| 9 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 720-257
| A |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
|
|
| 720-257
| 0 |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
|
|
| 720-257
| 1 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2006-04-06 |
|
| 720-257
| 2 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2006-04-06 |
|
| 720-257
| 3 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2006-04-06 |
|
| 720-257
| 4 |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2006-04-06 |
|
| 720-257
| 5 |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
2006-09-14 |
|
| 720-257
| 6 |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
2006-09-14 |
|
| 720-257
| 7 |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
2006-09-14 |
|
<< 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 >>
Last updated: Fri, 25 Jul 2025 03:21:23 UTC
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