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 |
| 303-568
| 7 |
Denver |
CO |
AURRCOBUDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 303-568
| 8 |
Denver |
CO |
AURRCOBUDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 303-568
| 9 |
Denver |
CO |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
|
|
| 303-569
| A |
Georgetown |
CO |
GRTWCOMARS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-569
| 0 |
Georgetown |
CO |
GRTWCOMARS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-569
| 1 |
Georgetown |
CO |
GRTWCOMARS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-569
| 2 |
Georgetown |
CO |
GRTWCOMARS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-569
| 3 |
Georgetown |
CO |
GRTWCOMARS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-569
| 4 |
Georgetown |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2011-03-29 |
|
| 303-569
| 5 |
Georgetown |
CO |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
2006-07-27 |
|
| 303-569
| 6 |
Georgetown |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2004-11-11 |
|
| 303-569
| 7 |
Georgetown |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2006-01-29 |
|
| 303-569
| 8 |
Georgetown |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2006-05-20 |
|
| 303-569
| 9 |
Georgetown |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2006-12-03 |
|
| 303-570
| A |
Denver |
CO |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
|
|
| 303-571
| A |
Denver |
CO |
DNVRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-572
| A |
Denver |
CO |
DNVRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-573
| A |
Denver |
CO |
DNVRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-574
| A |
Denver |
CO |
DNVRCOMBDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-575
| A |
Denver |
CO |
DNVRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-576
| A |
Denver |
CO |
DNVRCOMBDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-577
| A |
Denver |
CO |
DNVRCOETPS0 |
3467 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM |
656 |
|
|
|
| 303-578
| A |
Keenesburg |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 303-578
| 0 |
Keenesburg |
CO |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
2010-02-19 |
|
| 303-578
| 1 |
Keenesburg |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2008-05-30 |
|
| 303-578
| 2 |
Keenesburg |
CO |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
2010-04-16 |
|
| 303-578
| 3 |
Keenesburg |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
2007-05-21 |
|
| 303-578
| 4 |
Keenesburg |
CO |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
2010-08-12 |
|
| 303-578
| 5 |
Keenesburg |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2007-03-30 |
|
| 303-578
| 6 |
Keenesburg |
CO |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
2010-08-12 |
|
| 303-578
| 7 |
Keenesburg |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2007-04-09 |
|
| 303-578
| 8 |
Keenesburg |
CO |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
2010-08-12 |
|
| 303-578
| 9 |
Keenesburg |
CO |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
2008-11-20 |
|
| 303-579
| A |
Denver |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
| 303-580
| A |
Denver |
CO |
ENWDCOVF0MD |
9748 AMERICAN MESSAGING SERVICES, LLC |
656 |
|
|
|
| 303-581
| A |
Denver |
CO |
BLDRCOGBRS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-582
| A |
Denver |
CO |
CNCYCOMARS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-582
| 0 |
Denver |
CO |
CNCYCOMARS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-582
| 1 |
Denver |
CO |
CNCYCOMARS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-582
| 2 |
Denver |
CO |
CNCYCOMARS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-582
| 3 |
Denver |
CO |
CNCYCOMARS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-582
| 4 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2006-08-05 |
|
| 303-582
| 5 |
Denver |
CO |
CNCYCOMARS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-582
| 6 |
Denver |
CO |
CNCYCOMARS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-582
| 7 |
Denver |
CO |
CNCYCOMARS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-582
| 8 |
Denver |
CO |
CNCYCOMARS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-582
| 9 |
Denver |
CO |
CNCYCOMARS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-583
| A |
Denver |
CO |
AURRCOBUDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 303-584
| A |
Denver |
CO |
DNVRCOSEDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-585
| A |
Denver |
CO |
DNVRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
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Last updated: Tue, 16 Apr 2024 01:38:01 UTC
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