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 |
303-646
| 0 |
Denver |
CO |
ELZBCO01DS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
303-646
| 1 |
Denver |
CO |
ELZBCO01DS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
303-646
| 2 |
Denver |
CO |
ELZBCO01DS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
303-646
| 3 |
Denver |
CO |
ELZBCO01DS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
303-646
| 4 |
Denver |
CO |
ELZBCO01DS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
303-646
| 5 |
Denver |
CO |
ELZBCO01DS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
303-646
| 6 |
Denver |
CO |
ELZBCO01DS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
303-646
| 7 |
Denver |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2005-09-26 |
|
303-646
| 8 |
Denver |
CO |
ELZBCO01DS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
303-646
| 9 |
Denver |
CO |
ELZBCO01DS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
303-647
| A |
Deckers |
CO |
DCKRCOMARS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
303-647
| 0 |
Deckers |
CO |
DCKRCOMARS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
303-647
| 1 |
Deckers |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2006-08-22 |
|
303-647
| 2 |
Deckers |
CO |
DCKRCOMARS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
303-647
| 3 |
Deckers |
CO |
DNVRCO26XIX |
073H TELNYX LLC |
656 |
|
2017-04-01 |
|
303-647
| 4 |
Deckers |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2011-11-25 |
|
303-647
| 5 |
Deckers |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2004-11-11 |
|
303-647
| 6 |
Deckers |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2006-02-19 |
|
303-647
| 7 |
Deckers |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2004-06-01 |
|
303-647
| 8 |
Deckers |
CO |
ENWDCO47DS4 |
320E YMAX COMMUNICATIONS CORP. - CO |
656 |
|
2011-03-25 |
|
303-647
| 9 |
Deckers |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2011-04-23 |
|
303-648
| A |
Denver |
CO |
ELBRCOMARS2 |
9636 QWEST CORPORATION |
656 |
|
|
|
303-648
| 0 |
Denver |
CO |
ELBRCOMARS2 |
9636 QWEST CORPORATION |
656 |
|
|
|
303-648
| 1 |
Denver |
CO |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2006-09-24 |
|
303-648
| 2 |
Denver |
CO |
ENWDCO47DS3 |
8980 XO COLORADO, LLC |
656 |
|
2005-02-27 |
|
303-648
| 3 |
Denver |
CO |
ELBRCOMARS2 |
9636 QWEST CORPORATION |
656 |
|
|
|
303-648
| 4 |
Denver |
CO |
ENWDCO47DS3 |
8980 XO COLORADO, LLC |
656 |
|
2005-02-27 |
|
303-648
| 5 |
Denver |
CO |
ENWDCO47DS3 |
8980 XO COLORADO, LLC |
656 |
|
2005-02-27 |
|
303-648
| 6 |
Denver |
CO |
ENWDCO47DS3 |
8980 XO COLORADO, LLC |
656 |
|
2005-02-27 |
|
303-648
| 7 |
Denver |
CO |
ENWDCO47DS3 |
8980 XO COLORADO, LLC |
656 |
|
2005-02-27 |
|
303-648
| 8 |
Denver |
CO |
ELBRCOMARS2 |
9636 QWEST CORPORATION |
656 |
|
|
|
303-648
| 9 |
Denver |
CO |
ELBRCOMARS2 |
9636 QWEST CORPORATION |
656 |
|
|
|
303-649
| A |
Denver |
CO |
ENWDCOABDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
303-650
| A |
Denver |
CO |
WMNSCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
303-651
| A |
Longmont |
CO |
LNMTCOMADS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
303-652
| A |
Longmont |
CO |
NIWTCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
303-652
| 0 |
Longmont |
CO |
NIWTCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
303-652
| 1 |
Longmont |
CO |
NIWTCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
303-652
| 2 |
Longmont |
CO |
NIWTCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
303-652
| 3 |
Longmont |
CO |
NIWTCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
303-652
| 4 |
Longmont |
CO |
NIWTCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
303-652
| 5 |
Longmont |
CO |
DNVTCOUZAMD |
4788 MCLEODUSA TELECOMMUNICATION SERVICES, INC. - CO |
656 |
|
2003-08-18 |
|
303-652
| 6 |
Longmont |
CO |
NIWTCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
303-652
| 7 |
Longmont |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2005-10-14 |
|
303-652
| 8 |
Longmont |
CO |
NIWTCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
303-652
| 9 |
Longmont |
CO |
NIWTCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
303-653
| A |
Denver |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
303-653
| 0 |
Denver |
CO |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2022-07-16 |
|
303-653
| 1 |
Denver |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2006-10-30 |
|
303-653
| 2 |
Denver |
CO |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
2005-03-10 |
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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