Local Calling Guide
Area code/prefix search
NPA: 303
[Rate centres in NPA 303]
[Dial plan for NPA 303]
Block: A
<< 1 2 3 4 5 6 7 8 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 303-707
| A |
Denver |
CO |
LTTNCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-708
| A |
Denver |
CO |
ENWDCOABDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-709
| A |
Longmont |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
| 303-710
| A |
Fort Lupton |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
| 303-712
| A |
Denver |
CO |
DNVRCODCDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-713
| A |
Denver |
CO |
DNVRCODCDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-714
| A |
Denver |
CO |
DNVRCODCDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-715
| A |
Denver |
CO |
DNVRCOSODS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-716
| A |
Denver |
CO |
DNVRCOSWDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-717
| A |
Fort Lupton |
CO |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
|
|
| 303-718
| A |
Fort Lupton |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
| 303-719
| A |
Deer Trail |
CO |
|
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 303-720
| A |
Fort Lupton |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
| 303-721
| A |
Denver |
CO |
DNVRCODCDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-722
| A |
Denver |
CO |
DNVRCOSODS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-723
| A |
Denver |
CO |
AURRCOBUDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 303-724
| A |
Denver |
CO |
AURRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-725
| A |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-726
| A |
Denver |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
| 303-727
| A |
Denver |
CO |
DNVRCOWSDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-728
| A |
Denver |
CO |
AURRCOBUDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 303-729
| A |
Denver |
CO |
DNVRCO37DS0 |
7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC |
656 |
|
|
|
| 303-730
| A |
Denver |
CO |
LTTNCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-731
| A |
Denver |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 303-732
| A |
Keenesburg |
CO |
KNBGCOMARS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-733
| A |
Denver |
CO |
DNVRCOSODS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-734
| A |
Denver |
CO |
LTTNCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-735
| A |
Denver |
CO |
BLDRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-736
| A |
Denver |
CO |
AURRCOBUDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 303-737
| A |
Denver |
CO |
DNVRCODCDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-738
| A |
Denver |
CO |
LTTNCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-739
| A |
Denver |
CO |
AURRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-740
| A |
Denver |
CO |
DNVRCODCDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-741
| A |
Denver |
CO |
DNVRCODCDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-742
| A |
Denver |
CO |
DNVRCOWSDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-743
| A |
Denver |
CO |
DNVRCOSLDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-744
| A |
Denver |
CO |
DNVRCOSODS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-745
| A |
Denver |
CO |
DNVRCOSLDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-746
| A |
Longmont |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
| 303-747
| A |
Allens Park-Lyons |
CO |
ALPKCOMARS3 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-748
| A |
Denver |
CO |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
|
|
| 303-749
| A |
Denver |
CO |
AURRCOBUDS0 |
7378 TELEPORT COMMUNICATIONS AMERICA, LLC - CO |
656 |
|
|
|
| 303-750
| A |
Denver |
CO |
DNVRCOSLDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-751
| A |
Denver |
CO |
DNVRCOSLDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-752
| A |
Denver |
CO |
DNVRCOSLDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-753
| A |
Denver |
CO |
DNVRCOSEDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-754
| A |
Denver |
CO |
ENWDCOABDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-755
| A |
Denver |
CO |
DNVRCOSLDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-756
| A |
Denver |
CO |
DNVRCOSEDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-757
| A |
Denver |
CO |
DNVRCOSEDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-758
| A |
Denver |
CO |
DNVRCOSEDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-759
| A |
Denver |
CO |
DNVRCOSEDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-760
| A |
Denver |
CO |
DNVRCOMAXTZ |
6630 USA MOBILITY WIRELESS, INC. |
656 |
|
|
|
| 303-761
| A |
Denver |
CO |
ENWDCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-762
| A |
Denver |
CO |
ENWDCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-763
| A |
Denver |
CO |
DNVRCOSWDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-764
| A |
Denver |
CO |
DNVRCOCHDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-765
| A |
Denver |
CO |
DNVRCOSODS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-766
| A |
Denver |
CO |
DNVRCOSHDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-767
| A |
Denver |
CO |
ENWDCOVF0MD |
9748 AMERICAN MESSAGING SERVICES, LLC |
656 |
|
|
|
| 303-768
| A |
Denver |
CO |
ENWDCOABDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-769
| A |
Deer Trail |
CO |
BYRSCOXCDS0 |
2181 BIJOU TEL. COOP. ASSN., INC. |
656 |
|
|
|
| 303-770
| A |
Denver |
CO |
DNVRCODCDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-771
| A |
Denver |
CO |
DNVRCODCDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-772
| A |
Longmont |
CO |
LNMTCOMADS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-773
| A |
Denver |
CO |
DNVRCODCDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-774
| A |
Longmont |
CO |
LNMTCOMADS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-775
| A |
Longmont |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
|
|
| 303-776
| A |
Longmont |
CO |
LNMTCOMADS1 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-777
| A |
Denver |
CO |
DNVRCOSODS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-778
| A |
Denver |
CO |
DNVRCOSODS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 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 |
|
|
|
| 303-802
| A |
Denver |
CO |
AURSCOFWDS0 |
4574 LEVEL 3 TELECOM OF COLORADO, LLC - CO |
656 |
|
|
|
| 303-803
| A |
Denver |
CO |
AURSCOFWDS0 |
4574 LEVEL 3 TELECOM OF COLORADO, LLC - CO |
656 |
|
|
|
| 303-804
| A |
Denver |
CO |
DNVRCODCDS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-805
| A |
Denver |
CO |
PRKRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-806
| A |
Denver |
CO |
ENWDCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
|
|
| 303-807
| A |
Denver |
CO |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
|
|
<< 1 2 3 4 5 6 7 8 >>
Last updated: Thu, 16 Oct 2025 03:04:18 UTC
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