Local Calling Guide
Area code/prefix search
NPA: 307
[Rate centres in NPA 307]
[Dial plan for NPA 307]
NXX: 396
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 307-396
| A |
Green River |
WY |
CHYNWYMAQMD |
081F BANDWIDTH.COM CLEC, LLC - WY |
654 |
|
|
|
| 307-396
| 0 |
Green River |
WY |
CHYNWYMAQMD |
081F BANDWIDTH.COM CLEC, LLC - WY |
654 |
|
2021-12-23 |
|
| 307-396
| 1 |
Green River |
WY |
CHYNWYMAQMD |
081F BANDWIDTH.COM CLEC, LLC - WY |
654 |
|
2021-12-23 |
|
| 307-396
| 2 |
Green River |
WY |
CHYNWYMAX2X |
450F ONVOY, LLC - WY |
654 |
|
2025-01-05 |
|
| 307-396
| 3 |
Green River |
WY |
CHYNWYRF5MD |
197D VONAGE AMERICA LLC |
654 |
|
2024-05-30 |
|
| 307-396
| 4 |
Green River |
WY |
CHYNWYMAXGX |
624H ONVOY SPECTRUM, LLC |
654 |
|
2025-01-20 |
|
| 307-396
| 5 |
Green River |
WY |
CHYNWYMAX2X |
450F ONVOY, LLC - WY |
654 |
|
2025-03-01 |
|
| 307-396
| 6 |
Green River |
WY |
CHYNWYMAX2X |
450F ONVOY, LLC - WY |
654 |
|
2025-04-11 |
|
| 307-396
| 7 |
Green River |
WY |
CHYNWYMAX6X |
6010 NEW CINGULAR WIRELESS PCS, LLC |
654 |
|
2026-06-27 |
|
| 307-396
| 8 |
Green River |
WY |
CHYNWYMAX2X |
450F ONVOY, LLC - WY |
654 |
|
2023-09-16 |
|
| 307-396
| 9 |
Green River |
WY |
CHYNWYMAX2X |
450F ONVOY, LLC - WY |
654 |
|
2024-05-12 |
|
Last updated: Thu, 16 Jul 2026 02:21:55 UTC
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