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 |
| 303-953
| 8 |
Denver |
CO |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
2006-07-31 |
|
| 303-953
| 9 |
Denver |
CO |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
2006-07-31 |
|
| 303-954
| A |
Denver |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 303-954
| 0 |
Denver |
CO |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
2006-07-31 |
|
| 303-954
| 1 |
Denver |
CO |
DNVRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
2005-10-28 |
|
| 303-954
| 2 |
Denver |
CO |
DNVRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
2005-10-28 |
|
| 303-954
| 3 |
Denver |
CO |
DNVRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
2005-10-28 |
|
| 303-954
| 4 |
Denver |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 303-954
| 5 |
Denver |
CO |
DNVRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
2005-10-28 |
|
| 303-954
| 6 |
Denver |
CO |
DNVRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
2005-10-28 |
|
| 303-954
| 7 |
Denver |
CO |
DNVRCOMADS0 |
9636 QWEST CORPORATION |
656 |
|
2005-10-28 |
|
| 303-954
| 8 |
Denver |
CO |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
2006-07-31 |
|
| 303-954
| 9 |
Denver |
CO |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
2006-07-31 |
|
| 303-955
| A |
Denver |
CO |
DNVTCO56AMD |
8465 GLOBAL CROSSING LOCAL SERVICES, INC. - CO |
656 |
|
|
|
| 303-955
| 0 |
Denver |
CO |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
2006-07-04 |
|
| 303-955
| 1 |
Denver |
CO |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
2006-07-04 |
|
| 303-955
| 2 |
Denver |
CO |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
2006-07-04 |
|
| 303-955
| 3 |
Denver |
CO |
DNVTCO56AMD |
8465 GLOBAL CROSSING LOCAL SERVICES, INC. - CO |
656 |
|
|
|
| 303-955
| 4 |
Denver |
CO |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
2006-07-04 |
|
| 303-955
| 5 |
Denver |
CO |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
2006-07-04 |
|
| 303-955
| 6 |
Denver |
CO |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
2006-07-04 |
|
| 303-955
| 7 |
Denver |
CO |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
2006-07-31 |
|
| 303-955
| 8 |
Denver |
CO |
DNVRCOMA39Z |
318J COMCAST IP PHONE, LLC |
656 |
|
2006-12-29 |
|
| 303-955
| 9 |
Denver |
CO |
DNVTCO56AMD |
8465 GLOBAL CROSSING LOCAL SERVICES, INC. - CO |
656 |
|
|
|
| 303-956
| A |
Fort Lupton |
CO |
DNVRCOMD4MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
656 |
|
|
|
| 303-957
| A |
Denver |
CO |
DNVTCO56AMD |
8465 GLOBAL CROSSING LOCAL SERVICES, INC. - CO |
656 |
|
|
|
| 303-957
| 0 |
Denver |
CO |
DNVTCO56AMD |
8465 GLOBAL CROSSING LOCAL SERVICES, INC. - CO |
656 |
|
|
|
| 303-957
| 1 |
Denver |
CO |
DNVTCO56AMD |
8465 GLOBAL CROSSING LOCAL SERVICES, INC. - CO |
656 |
|
|
|
| 303-957
| 2 |
Denver |
CO |
DNVTCO56AMD |
8465 GLOBAL CROSSING LOCAL SERVICES, INC. - CO |
656 |
|
|
|
| 303-957
| 3 |
Denver |
CO |
DNVTCO56DS8 |
6118 LEVEL 3 COMMUNICATIONS, LLC - CO |
656 |
|
|
|
| 303-957
| 4 |
Denver |
CO |
DNVTCO56AMD |
8465 GLOBAL CROSSING LOCAL SERVICES, INC. - CO |
656 |
|
|
|
| 303-957
| 5 |
Denver |
CO |
DNVTCO56AMD |
8465 GLOBAL CROSSING LOCAL SERVICES, INC. - CO |
656 |
|
|
|
| 303-957
| 6 |
Denver |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2006-07-18 |
|
| 303-957
| 7 |
Denver |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2006-07-18 |
|
| 303-957
| 8 |
Denver |
CO |
AURRCO20AMD |
6567 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO |
656 |
|
2006-07-18 |
|
| 303-957
| 9 |
Denver |
CO |
AURSCOFWDS0 |
4574 LEVEL 3 TELECOM OF COLORADO, LLC - CO |
656 |
|
|
|
| 303-960
| A |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-961
| A |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-961
| 0 |
Denver |
CO |
DNVRCOII0MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-961
| 1 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-961
| 2 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-961
| 3 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-961
| 4 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-961
| 5 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-961
| 6 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-961
| 7 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-961
| 8 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-961
| 9 |
Denver |
CO |
DNVRCOII3MD |
6529 T-MOBILE USA, INC. |
656 |
|
|
|
| 303-962
| A |
Denver |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
|
|
| 303-962
| 0 |
Denver |
CO |
DNVTCOZIDS1 |
026D ONVOY, LLC - CO |
656 |
|
2005-09-12 |
|
<< 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 >>
Last updated: Tue, 16 Apr 2024 01:38:01 UTC
Sponsored by: ISP Telecom
Like this site? We accept donations via PayPal.