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 |
| 303-921
| A |
Denver |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
| 303-922
| A |
Denver |
CO |
DNVRCOWSDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-923
| A |
Denver |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 303-923
| 0 |
Denver |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2022-06-30 |
|
| 303-923
| 1 |
Denver |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 303-923
| 2 |
Denver |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 303-923
| 3 |
Denver |
CO |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
2007-02-09 |
|
| 303-923
| 4 |
Denver |
CO |
DNVRCOZJNMD |
7421 AT&T - LOCAL |
656 |
|
2002-04-30 |
|
| 303-923
| 5 |
Denver |
CO |
ENWDCO47DS4 |
320E YMAX COMMUNICATIONS CORP. - CO |
656 |
|
2008-08-29 |
|
| 303-923
| 6 |
Denver |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 303-923
| 7 |
Denver |
CO |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2023-06-24 |
|
| 303-923
| 8 |
Denver |
CO |
ENWDCO47DS4 |
320E YMAX COMMUNICATIONS CORP. - CO |
656 |
|
2008-08-29 |
|
| 303-923
| 9 |
Denver |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 303-924
| A |
Denver |
CO |
BLDRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-925
| A |
Denver |
CO |
ENWDCOABDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-926
| A |
Denver |
CO |
DNVRCOCWDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-927
| A |
Denver |
CO |
AURRCOBUDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 303-927
| 0 |
Denver |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2010-05-08 |
|
| 303-927
| 1 |
Denver |
CO |
AURRCOBUDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 303-927
| 2 |
Denver |
CO |
AURRCOBUDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 303-927
| 3 |
Denver |
CO |
AURRCOBUDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 303-927
| 4 |
Denver |
CO |
AURRCOBUDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 303-927
| 5 |
Denver |
CO |
AURRCOBUDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 303-927
| 6 |
Denver |
CO |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
|
|
| 303-927
| 7 |
Denver |
CO |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
|
|
| 303-927
| 8 |
Denver |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2007-10-15 |
|
| 303-927
| 9 |
Denver |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2007-10-22 |
|
| 303-928
| A |
Denver |
CO |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
|
|
| 303-928
| 0 |
Denver |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2007-08-17 |
|
| 303-928
| 1 |
Denver |
CO |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
|
|
| 303-928
| 2 |
Denver |
CO |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
|
|
| 303-928
| 3 |
Denver |
CO |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
|
|
| 303-928
| 4 |
Denver |
CO |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
|
|
| 303-928
| 5 |
Denver |
CO |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
|
|
| 303-928
| 6 |
Denver |
CO |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
|
|
| 303-928
| 7 |
Denver |
CO |
DNVTCOUZAMD |
4788 MCLEODUSA TELECOMMUNICATION SERVICES, INC. - CO |
656 |
|
2006-09-03 |
|
| 303-928
| 8 |
Denver |
CO |
DNVTCOUZAMD |
4788 MCLEODUSA TELECOMMUNICATION SERVICES, INC. - CO |
656 |
|
2006-09-03 |
|
| 303-928
| 9 |
Denver |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2007-08-17 |
|
| 303-929
| A |
Denver |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
| 303-930
| A |
Denver |
CO |
DNVRCODCDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-931
| A |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-932
| A |
Denver |
CO |
DNVRCOCLDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-933
| A |
Denver |
CO |
DNVRCOCLDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-934
| A |
Denver |
CO |
DNVRCOWSDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-935
| A |
Denver |
CO |
DNVRCOWSDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-936
| A |
Denver |
CO |
DNVRCOWSDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-937
| A |
Denver |
CO |
DNVRCOWSDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-938
| A |
Denver |
CO |
BLDRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-939
| A |
Denver |
CO |
BLDRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-940
| A |
Denver |
CO |
ARVDCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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