Local Calling Guide
Area code/prefix search
NPA: 307
[Rate centres in NPA 307]
[Dial plan for NPA 307]
NXX: 203
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 307-203
| A |
Jackson |
WY |
CHYNWY07GMD |
6529 T-MOBILE USA, INC. |
654 |
|
|
|
| 307-203
| 0 |
Jackson |
WY |
JCSNWYMA1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
654 |
|
2013-11-21 |
|
| 307-203
| 1 |
Jackson |
WY |
CHYNWYRFDS0 |
581H AIRUS, INC. - WY |
654 |
|
2017-03-11 |
|
| 307-203
| 2 |
Jackson |
WY |
CSPRWYESPS1 |
009E BRESNAN BROADBAND OF WYOMING, LLC - WY [CHARTER] |
654 |
|
2006-01-09 |
|
| 307-203
| 3 |
Jackson |
WY |
CHYNWYMAQMD |
081F BANDWIDTH.COM CLEC, LLC - WY |
654 |
|
2014-12-19 |
|
| 307-203
| 4 |
Jackson |
WY |
CHYNWYMAQMD |
081F BANDWIDTH.COM CLEC, LLC - WY |
654 |
|
2014-12-19 |
|
| 307-203
| 5 |
Jackson |
WY |
JCSNWYMA1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
654 |
|
2013-10-14 |
|
| 307-203
| 6 |
Jackson |
WY |
JCSNWYMA1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
654 |
|
2013-01-04 |
|
| 307-203
| 7 |
Jackson |
WY |
JCSNWYMA1MD |
6010 NEW CINGULAR WIRELESS PCS, LLC |
654 |
|
2012-06-25 |
|
| 307-203
| 8 |
Jackson |
WY |
CHYNWY07GMD |
6529 T-MOBILE USA, INC. |
654 |
|
2023-10-04 |
|
| 307-203
| 9 |
Jackson |
WY |
CHYNWY07GMD |
6529 T-MOBILE USA, INC. |
654 |
|
|
|
Last updated: Wed, 18 Jun 2025 02:30:00 UTC
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