Local Calling Guide
Area code/prefix search
NPA: 303
[Rate centres in NPA 303]
[Dial plan for NPA 303]
<< 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 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 303-779
| A |
Denver |
CO |
DNVRCODCDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-780
| A |
Denver |
CO |
DNVRCOEADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-781
| A |
Denver |
CO |
ENWDCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-782
| A |
Denver |
CO |
DNVRCOSEDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-783
| A |
Denver |
CO |
ENWDCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-784
| A |
Denver |
CO |
ENWDCOABDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-785
| A |
Denver |
CO |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
|
|
| 303-786
| A |
Denver |
CO |
BLDRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-787
| A |
Denver |
CO |
DNVRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-788
| A |
Denver |
CO |
ENWDCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-789
| A |
Denver |
CO |
ENWDCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-790
| A |
Denver |
CO |
ENWDCOABDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-791
| A |
Denver |
CO |
LTTNCOHLDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-792
| A |
Denver |
CO |
ENWDCOABDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-793
| A |
Denver |
CO |
DNVRCODCDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-794
| A |
Denver |
CO |
LTTNCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-795
| A |
Denver |
CO |
LTTNCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-796
| A |
Denver |
CO |
DNVRCODCDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-797
| A |
Denver |
CO |
LTTNCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-798
| A |
Denver |
CO |
LTTNCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-799
| A |
Denver |
CO |
ENWDCOABDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-800
| A |
Denver |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 303-801
| A |
Denver |
CO |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
|
|
| 303-801
| 0 |
Denver |
CO |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
|
|
| 303-801
| 1 |
Denver |
CO |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
|
|
| 303-801
| 2 |
Denver |
CO |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
|
|
| 303-801
| 3 |
Denver |
CO |
AURSCOFWDS0 |
4574 LEVEL 3 TELECOM OF COLORADO, LLC - CO |
656 |
|
2011-06-21 |
|
| 303-801
| 4 |
Denver |
CO |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
|
|
| 303-801
| 5 |
Denver |
CO |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
|
|
| 303-801
| 6 |
Denver |
CO |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
|
|
| 303-801
| 7 |
Denver |
CO |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2006-09-24 |
|
| 303-801
| 8 |
Denver |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2007-10-15 |
|
| 303-801
| 9 |
Denver |
CO |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
|
|
| 303-802
| A |
Denver |
CO |
AURSCOFWDS0 |
4574 LEVEL 3 TELECOM OF COLORADO, LLC - CO |
656 |
|
|
|
| 303-802
| 0 |
Denver |
CO |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2012-12-29 |
|
| 303-802
| 1 |
Denver |
CO |
AURSCOFWDS0 |
4574 LEVEL 3 TELECOM OF COLORADO, LLC - CO |
656 |
|
|
|
| 303-802
| 2 |
Denver |
CO |
AURSCOFWDS0 |
4574 LEVEL 3 TELECOM OF COLORADO, LLC - CO |
656 |
|
|
|
| 303-802
| 3 |
Denver |
CO |
ENWDCO47DS3 |
8980 XO COLORADO, LLC |
656 |
|
2012-11-30 |
|
| 303-802
| 4 |
Denver |
CO |
ENWDCO47DS3 |
8980 XO COLORADO, LLC |
656 |
|
2012-11-30 |
|
| 303-802
| 5 |
Denver |
CO |
ENWDCO47DS3 |
8980 XO COLORADO, LLC |
656 |
|
2012-11-30 |
|
| 303-802
| 6 |
Denver |
CO |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2012-12-29 |
|
| 303-802
| 7 |
Denver |
CO |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2012-12-29 |
|
| 303-802
| 8 |
Denver |
CO |
DNVTCOUZAMD |
4788 MCLEODUSA TELECOMMUNICATION SERVICES, INC. - CO |
656 |
|
2012-12-11 |
|
| 303-802
| 9 |
Denver |
CO |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2012-12-29 |
|
| 303-803
| A |
Denver |
CO |
AURSCOFWRS0 |
4574 LEVEL 3 TELECOM OF COLORADO, LLC - CO |
656 |
|
|
|
| 303-803
| 0 |
Denver |
CO |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2006-11-23 |
|
| 303-803
| 1 |
Denver |
CO |
AURSCOFWRS0 |
4574 LEVEL 3 TELECOM OF COLORADO, LLC - CO |
656 |
|
|
|
| 303-803
| 2 |
Denver |
CO |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2005-03-30 |
|
| 303-803
| 3 |
Denver |
CO |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2005-03-30 |
|
| 303-803
| 4 |
Denver |
CO |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2005-03-30 |
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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