| Business | Phone |
| Wyoming Transportation Dept 1125 Yellowstone Hwy, Douglas 82633 | (307) 358-5078 |
| Transportation Dept Highway 120 N 4th St, Douglas 82633 | (307) 358-5270 |
| Wyoming Port Of Entry 710 E Richards St, Douglas 82633 | (307) 358-5515 |
| Transportation Dept-Traffic 413 E Center St, Douglas 82633 | (307) 358-3046 |