| Business | Phone |
| Yellowstone Park Svc Station 2063 Mammoth, Yellowstone Nati 82190 | (307) 344-7731 |
| Yellowstone Park Svc Station Canyon, Yellowstone Nati 82190 | (307) 242-7581 |
| Yellowstone Park Svc Station Ypss Tower Station, Yellowstone Nati 82190 | (307) 344-7784 |