Post Offices List in Fishtail City, Montana:
| Fishtail Post Office | 200 W Main St, Fishtail, MT 59028 |
| Nye Post Office | 1997 Nye Rd, Fishtail, MT 59028 |
| Fishtail Post Office | 200 W Main St, Fishtail, MT 59028 |
| Nye Post Office | 1997 Nye Rd, Fishtail, MT 59028 |