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 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 303-622
| 4 |
Strasburg |
CO |
STBGCOXCPS0 |
2207 STRASBURG TEL. CO. |
656 |
|
|
|
| 303-622
| 5 |
Strasburg |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2013-11-15 |
|
| 303-622
| 6 |
Strasburg |
CO |
STBGCOXCPS0 |
2207 STRASBURG TEL. CO. |
656 |
|
|
|
| 303-622
| 8 |
Strasburg |
CO |
|
624H ONVOY SPECTRUM, LLC |
656 |
|
2025-02-09 |
|
| 303-622
| 9 |
Strasburg |
CO |
STBGCOXCPS0 |
2207 STRASBURG TEL. CO. |
656 |
|
|
|
| 303-623
| A |
Denver |
CO |
DNVRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-624
| A |
Denver |
CO |
DNVRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-625
| A |
Denver |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 303-625
| 0 |
Denver |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 303-625
| 1 |
Denver |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 303-625
| 2 |
Denver |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 303-625
| 3 |
Denver |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2006-07-31 |
|
| 303-625
| 4 |
Denver |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 303-625
| 5 |
Denver |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 303-625
| 6 |
Denver |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 303-625
| 7 |
Denver |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 303-625
| 8 |
Denver |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 303-625
| 9 |
Denver |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 303-626
| A |
Denver |
CO |
DNVRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-627
| A |
Denver |
CO |
DNVRCOSHDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-628
| A |
Denver |
CO |
DNVRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-629
| A |
Denver |
CO |
DNVRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-630
| A |
Denver |
CO |
DNVRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-630
| 0 |
Denver |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2009-12-13 |
|
| 303-630
| 1 |
Denver |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2009-12-13 |
|
| 303-630
| 2 |
Denver |
CO |
GLDNCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-630
| 3 |
Denver |
CO |
DNVRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-630
| 4 |
Denver |
CO |
DNVRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-630
| 5 |
Denver |
CO |
GLDNCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-630
| 6 |
Denver |
CO |
DNVRCOEADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-630
| 7 |
Denver |
CO |
DNVRCOEADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-630
| 8 |
Denver |
CO |
GLDNCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-630
| 9 |
Denver |
CO |
DNVRCOMAXGZ |
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
2010-04-25 |
|
| 303-631
| A |
Denver |
CO |
DNVRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-632
| A |
Denver |
CO |
AURRCOBUDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 303-632
| 0 |
Denver |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2013-02-15 |
|
| 303-632
| 1 |
Denver |
CO |
AURRCOBUDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 303-632
| 2 |
Denver |
CO |
AURRCOBUDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 303-632
| 3 |
Denver |
CO |
AURRCOBUDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 303-632
| 4 |
Denver |
CO |
AURRCOBUDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 303-632
| 5 |
Denver |
CO |
AURRCOBUDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 303-632
| 6 |
Denver |
CO |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
|
|
| 303-632
| 7 |
Denver |
CO |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
|
|
| 303-632
| 8 |
Denver |
CO |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
|
|
| 303-632
| 9 |
Denver |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2013-03-01 |
|
| 303-633
| A |
Denver |
CO |
DNVRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-634
| A |
Denver |
CO |
DNVRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-635
| A |
Denver |
CO |
BRFDCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-635
| 0 |
Denver |
CO |
BRFDCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-635
| 1 |
Denver |
CO |
BRFDCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-635
| 2 |
Denver |
CO |
BRFDCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-635
| 3 |
Denver |
CO |
BRFDCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-635
| 4 |
Denver |
CO |
BRFDCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-635
| 5 |
Denver |
CO |
BRFDCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-635
| 6 |
Denver |
CO |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
2007-03-17 |
|
| 303-635
| 7 |
Denver |
CO |
BRFDCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-635
| 8 |
Denver |
CO |
BRFDCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-635
| 9 |
Denver |
CO |
BRFDCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-636
| A |
Denver |
CO |
DNVRCOSLDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-636
| 0 |
Denver |
CO |
DNVRCOSLDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-636
| 1 |
Denver |
CO |
DNVRCOSLDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-636
| 2 |
Denver |
CO |
DNVRCOSLDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-636
| 3 |
Denver |
CO |
DNVRCOSLDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-636
| 4 |
Denver |
CO |
DNVRCOSLDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-636
| 5 |
Denver |
CO |
DNVRCOSLDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-636
| 6 |
Denver |
CO |
DNVRCOSLDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-636
| 7 |
Denver |
CO |
HLRNCOFP1MD |
508J CENTURYLINK COMMUNICATIONS, LLC |
656 |
|
|
|
| 303-636
| 8 |
Denver |
CO |
DNVRCOSLDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-636
| 9 |
Denver |
CO |
DNVRCOSLDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-637
| A |
Denver |
CO |
BITNCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-638
| A |
Denver |
CO |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
|
|
| 303-639
| A |
Denver |
CO |
DNVRCOSEDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-640
| A |
Denver |
CO |
DNVRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-641
| A |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-641
| 0 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-641
| 1 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-641
| 2 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-641
| 3 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-641
| 4 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-641
| 5 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-641
| 6 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-641
| 7 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-641
| 8 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-641
| 9 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-642
| A |
Denver |
CO |
CCCNCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-642
| 0 |
Denver |
CO |
CCCNCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-642
| 1 |
Denver |
CO |
CCCNCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-642
| 2 |
Denver |
CO |
CCCNCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-642
| 3 |
Denver |
CO |
CCCNCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-642
| 4 |
Denver |
CO |
CCCNCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-642
| 5 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2006-08-05 |
|
| 303-642
| 6 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
2006-08-05 |
|
| 303-642
| 7 |
Denver |
CO |
CCCNCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-642
| 8 |
Denver |
CO |
CCCNCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-642
| 9 |
Denver |
CO |
CCCNCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-643
| A |
Denver |
CO |
ENWDCOABDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-643
| 0 |
Denver |
CO |
ENWDCOABDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-643
| 1 |
Denver |
CO |
ENWDCOABDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-643
| 2 |
Denver |
CO |
ENWDCOABDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-643
| 3 |
Denver |
CO |
ENWDCOABDS0 |
9636 QWEST CORPORATION |
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 >>
Last updated: Sun, 26 Jan 2025 15:59:20 UTC
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