What area code is Green River, WY?
| City | Green River, WY |
|---|---|
| State | Wyoming |
| Area code | 307 |
| Time zone | Mountain Time |
| Phone prefixes | 10 in our data |
Look up a Green River number
About area code 307
| Area code | Also covers |
|---|---|
| 307 | Cheyenne, Casper, Gillette and Jackson |
Other places in area code 307
- Cheyenne, WY
- Casper, WY
- Gillette, WY
- Jackson, WY
- Laramie, WY
- Rock Springs, WY
- Sheridan, WY
- Cody, WY
- Evanston, WY
- Riverton, WY
- Lander, WY
- Powell, WY
- Buffalo, WY
- Douglas, WY
- Rawlins, WY
- Afton, WY
- Wheatland, WY
- Pinedale, WY
- Torrington, WY
- Kemmerer, WY
- Lusk, WY
- Newcastle, WY
- Sundance, WY
- Worland, WY
Questions
- What is the area code for Green River, Wyoming?
- Green River uses area code 307.
- What time zone is Green River in?
- Green River is in Mountain Time.
- Do I need to dial the area code for a local call in Green River?
- Usually yes. Most of the US and Canada now uses 10-digit local dialing, so it’s safest to include 307.
- How do I call Green River from another country?
- Dial your country’s exit code (011 from most places, 00 from Europe), then 1, then the area code and number: +1 307 XXX XXXX.