Local Calling Guide
Area code/prefix search
Denver, CO
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| NPA-NXX |
BLOCK |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 303-625
| 3 |
|
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2006-07-31 |
|
| 303-625
| 4 |
|
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 303-625
| 5 |
|
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
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| 303-625
| 6 |
|
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
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| 303-625
| 7 |
|
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 303-625
| 8 |
|
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 303-625
| 9 |
|
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
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| 303-626
| A |
DNVRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-627
| A |
DNVRCOSHDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-628
| A |
DNVRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-629
| A |
DNVRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-630
| A |
DNVRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-630
| 0 |
|
026D ONVOY, LLC - CO |
656 |
|
2009-12-13 |
|
| 303-630
| 1 |
|
026D ONVOY, LLC - CO |
656 |
|
2009-12-13 |
|
| 303-630
| 2 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-630
| 3 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-630
| 4 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-630
| 5 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-630
| 6 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-630
| 7 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-630
| 8 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-630
| 9 |
|
078F BANDWIDTH.COM CLEC, LLC - CO |
656 |
|
2010-04-25 |
|
| 303-631
| A |
DNVRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-632
| A |
AURRCOBUDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 303-632
| 0 |
|
026D ONVOY, LLC - CO |
656 |
|
2013-02-15 |
|
| 303-632
| 1 |
|
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 303-632
| 2 |
|
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 303-632
| 3 |
|
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 303-632
| 4 |
|
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 303-632
| 5 |
|
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 303-632
| 6 |
|
318J COMCAST IP PHONE, LLC |
656 |
|
|
|
| 303-632
| 7 |
|
318J COMCAST IP PHONE, LLC |
656 |
|
|
|
| 303-632
| 8 |
|
318J COMCAST IP PHONE, LLC |
656 |
|
|
|
| 303-632
| 9 |
|
026D ONVOY, LLC - CO |
656 |
|
2013-03-01 |
|
| 303-633
| A |
DNVRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-634
| A |
DNVRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-635
| A |
BRFDCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-635
| 0 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-635
| 1 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-635
| 2 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-635
| 3 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-635
| 4 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-635
| 5 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-635
| 6 |
|
318J COMCAST IP PHONE, LLC |
656 |
|
2007-03-17 |
|
| 303-635
| 7 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-635
| 8 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-635
| 9 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-636
| A |
DNVRCOSLDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-636
| 0 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-636
| 1 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-636
| 2 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-636
| 3 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-636
| 4 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-636
| 5 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-636
| 6 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-636
| 7 |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
656 |
|
|
|
| 303-636
| 8 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-636
| 9 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-637
| A |
BITNCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-638
| A |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
|
|
| 303-639
| A |
DNVRCOSEDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-640
| A |
DNVRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-641
| A |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-641
| 0 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-641
| 1 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-641
| 2 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-641
| 3 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-641
| 4 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-641
| 5 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-641
| 6 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-641
| 7 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-641
| 8 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-641
| 9 |
|
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-642
| A |
CCCNCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-642
| 0 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-642
| 1 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-642
| 2 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-642
| 3 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-642
| 4 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-642
| 5 |
|
6529 T-MOBILE USA, INC. |
656 |
|
2006-08-05 |
|
| 303-642
| 6 |
|
6529 T-MOBILE USA, INC. |
656 |
|
2006-08-05 |
|
| 303-642
| 7 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-642
| 8 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-642
| 9 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-643
| A |
ENWDCOABDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-643
| 0 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-643
| 1 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-643
| 2 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-643
| 3 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-643
| 4 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-643
| 5 |
|
3467 ELECTRIC LIGHTWAVE LLC DBA ALLSTREAM |
656 |
|
2006-08-10 |
|
| 303-643
| 6 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-643
| 7 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-643
| 8 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-643
| 9 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-645
| A |
ENWDCOABDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-645
| 0 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-645
| 1 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-645
| 2 |
|
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-645
| 3 |
|
508J CENTURYLINK COMMUNICATIONS, LLC |
656 |
|
2016-04-17 |
|
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Last updated: Tue, 13 Jan 2026 21:50:02 UTC
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