| 82435 Clark | 307 | Park County | Wyoming (WY) |
| 82414 Cody | 307 | Park County | Wyoming (WY) |
| 82423 Frannie | 307 | Park County | Wyoming (WY) |
| 82435 Garland | 307 | Park County | Wyoming (WY) |
| 82190 Mammoth | 307 | Park County | Wyoming (WY) |
| 82190 Mammoth Hot Springs | 307 | Park County | Wyoming (WY) |
| 82435 Mantua | 307 | Park County | Wyoming (WY) |
| 82433 Meeteetse | 307 | Park County | Wyoming (WY) |
| 82435 Odonnell Spur | 307 | Park County | Wyoming (WY) |
| 82435 Powell | 307 | Park County | Wyoming (WY) |
| 82440 Ralston | 307 | Park County | Wyoming (WY) |
| 82450 Wapiti | 307 | Park County | Wyoming (WY) |
| 82435 Willwood | 307 | Park County | Wyoming (WY) |
| 82190 Yellowstone National Park | 307 | Park County | Wyoming (WY) |
| 82190 Yelwstn Nl Park | 307 | Park County | Wyoming (WY) |