Post Offices List in Rosebud County, Montana:
| Ashland Post Office | 304 Main St, Ashland, MT 59003 |
| Birney Post Office | 302 Commercial St, Birney, MT 59012 |
| Colstrip Post Office | 6 Locust St, Colstrip, MT 59323 |
| Forsyth Post Office | 216 N 10th Ave, Forsyth, MT 59327 |
| Ingomar Post Office | 403 1st Ave, Ingomar, MT 59039 |
| Lame Deer Post Office | 346 Lame Deer Rd, Lame Deer, MT 59043 |
| Rosebud Post Office | 125 Main St, Rosebud, MT 59347 |
| Sumatra Post Office | 2960 Sumatra Hysham Rd, Sumatra, MT 59083 |