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 |
303-496
| 7 |
Denver |
CO |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
2004-05-30 |
|
303-496
| 8 |
Denver |
CO |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
2004-05-30 |
|
303-496
| 9 |
Denver |
CO |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
2004-05-30 |
|
303-497
| A |
Denver |
CO |
TEMACOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
303-498
| A |
Denver |
CO |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
|
|
303-498
| 0 |
Denver |
CO |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
2005-06-13 |
|
303-498
| 1 |
Denver |
CO |
BITNCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
2006-12-04 |
|
303-498
| 2 |
Denver |
CO |
BITNCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
2007-06-15 |
|
303-498
| 3 |
Denver |
CO |
BITNCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
2007-06-15 |
|
303-498
| 4 |
Denver |
CO |
BITNCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
2007-07-06 |
|
303-498
| 5 |
Denver |
CO |
DNVRCOSOFMD |
624H ONVOY SPECTRUM, LLC |
656 |
|
2021-05-24 |
|
303-498
| 6 |
Denver |
CO |
BITNCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
2007-07-06 |
|
303-498
| 7 |
Denver |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2012-10-27 |
|
303-498
| 8 |
Denver |
CO |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2023-06-24 |
|
303-498
| 9 |
Denver |
CO |
ENWDCO47DS4 |
320E YMAX COMMUNICATIONS CORP. - CO |
656 |
|
2009-03-23 |
|
303-499
| A |
Denver |
CO |
TEMACOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
303-500
| A |
Hudson |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
303-500
| 0 |
Hudson |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2006-01-29 |
|
303-500
| 1 |
Hudson |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2012-06-30 |
|
303-500
| 2 |
Hudson |
CO |
DNVRCOII4MD |
5562 METROPCS, INC. |
656 |
|
2005-06-04 |
|
303-500
| 3 |
Hudson |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2008-05-30 |
|
303-500
| 4 |
Hudson |
CO |
DNVRCOII4MD |
5562 METROPCS, INC. |
656 |
|
2005-06-04 |
|
303-500
| 5 |
Hudson |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2006-01-04 |
|
303-500
| 6 |
Hudson |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2006-01-29 |
|
303-500
| 7 |
Hudson |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2007-04-09 |
|
303-500
| 8 |
Hudson |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2006-07-15 |
|
303-500
| 9 |
Hudson |
CO |
DNVRCOII4MD |
5562 METROPCS, INC. |
656 |
|
2006-07-24 |
|
303-501
| A |
Denver |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
303-501
| 0 |
Denver |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2006-12-28 |
|
303-501
| 1 |
Denver |
CO |
DNVTCOUZAMD |
4788 MCLEODUSA TELECOMMUNICATION SERVICES, INC. - CO |
656 |
|
2007-09-20 |
|
303-501
| 2 |
Denver |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2006-12-28 |
|
303-501
| 3 |
Denver |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2006-12-28 |
|
303-501
| 4 |
Denver |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2006-12-28 |
|
303-501
| 5 |
Denver |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2006-12-31 |
|
303-501
| 6 |
Denver |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2006-12-31 |
|
303-501
| 7 |
Denver |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2006-12-31 |
|
303-501
| 8 |
Denver |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2006-12-28 |
|
303-501
| 9 |
Denver |
CO |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2007-01-11 |
|
303-502
| A |
Fort Lupton |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
303-502
| 0 |
Fort Lupton |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2006-02-02 |
|
303-502
| 1 |
Fort Lupton |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2006-02-03 |
|
303-502
| 2 |
Fort Lupton |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2006-02-03 |
|
303-502
| 3 |
Fort Lupton |
CO |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
2006-03-01 |
|
303-502
| 4 |
Fort Lupton |
CO |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2006-03-05 |
|
303-502
| 5 |
Fort Lupton |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2006-04-02 |
|
303-502
| 6 |
Fort Lupton |
CO |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2006-04-07 |
|
303-502
| 7 |
Fort Lupton |
CO |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2006-04-07 |
|
303-502
| 8 |
Fort Lupton |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2019-06-25 |
|
303-502
| 9 |
Fort Lupton |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2006-05-26 |
|
303-503
| A |
Denver |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
<< 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 >>
Last updated: Fri, 22 Mar 2024 03:02:44 UTC
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