Local Calling Guide
Area code/prefix search
NPA: 303
[Rate centres in NPA 303]
[Dial plan for NPA 303]
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| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 303-725
| 3 |
Denver |
CO |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2006-11-04 |
|
| 303-725
| 4 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-725
| 5 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-725
| 6 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-725
| 7 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-725
| 8 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-725
| 9 |
Denver |
CO |
DNVRCOII0MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-726
| A |
Denver |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
| 303-727
| A |
Denver |
CO |
DNVRCOWSDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-727
| 0 |
Denver |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2007-03-12 |
|
| 303-727
| 1 |
Denver |
CO |
DNVRCOWSDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-727
| 2 |
Denver |
CO |
ENWDCOABDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-727
| 3 |
Denver |
CO |
DNVRCONEDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-727
| 4 |
Denver |
CO |
|
939H COMMIO, LLC |
656 |
|
2024-03-25 |
|
| 303-727
| 5 |
Denver |
CO |
DNVRCOWSDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-727
| 6 |
Denver |
CO |
DNVRCOWSDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-727
| 7 |
Denver |
CO |
DNVRCOWSDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-727
| 8 |
Denver |
CO |
DNVRCOWSDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-727
| 9 |
Denver |
CO |
DNVRCOWSDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-728
| A |
Denver |
CO |
AURRCOBUDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 303-728
| 0 |
Denver |
CO |
AURRCOBUDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 303-728
| 1 |
Denver |
CO |
AURRCOBUDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 303-728
| 2 |
Denver |
CO |
AURRCOBUDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 303-728
| 3 |
Denver |
CO |
AURRCOBUDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 303-728
| 4 |
Denver |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2007-03-12 |
|
| 303-728
| 5 |
Denver |
CO |
AURRCOBUDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 303-728
| 6 |
Denver |
CO |
AURRCOBUDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 303-728
| 7 |
Denver |
CO |
AURRCOBUDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 303-728
| 8 |
Denver |
CO |
AURRCOBUDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 303-728
| 9 |
Denver |
CO |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
2010-05-06 |
|
| 303-729
| A |
Denver |
CO |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
|
|
| 303-730
| A |
Denver |
CO |
LTTNCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-731
| A |
Denver |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 303-731
| 0 |
Denver |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2004-10-21 |
|
| 303-731
| 1 |
Denver |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2004-10-26 |
|
| 303-731
| 2 |
Denver |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2005-07-01 |
|
| 303-731
| 3 |
Denver |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2005-07-01 |
|
| 303-731
| 4 |
Denver |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 303-731
| 5 |
Denver |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2005-07-01 |
|
| 303-731
| 6 |
Denver |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2005-07-01 |
|
| 303-731
| 7 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2006-07-16 |
|
| 303-731
| 8 |
Denver |
CO |
DNVTCOUZAMD |
4788 MCLEODUSA TELECOMMUNICATION SERVICES, INC. - CO |
656 |
|
2009-09-15 |
|
| 303-731
| 9 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2005-08-12 |
|
| 303-732
| A |
Keenesburg |
CO |
KNBGCOMARS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-732
| 0 |
Keenesburg |
CO |
KNBGCOMARS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-732
| 1 |
Keenesburg |
CO |
KNBGCOMARS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-732
| 2 |
Keenesburg |
CO |
KNBGCOMARS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-732
| 3 |
Keenesburg |
CO |
ENWDCO47DS4 |
320E YMAX COMMUNICATIONS CORP. - CO |
656 |
|
2011-03-14 |
|
| 303-732
| 4 |
Keenesburg |
CO |
KNBGCOMARS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-732
| 5 |
Keenesburg |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2004-11-11 |
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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