| Business | Phone |
| Miller County Circuit Clerk 256 High St, Tuscumbia 65082 | (573) 369-2303 |
| Miller County Collector 256 High St, Tuscumbia 65082 | (573) 369-2320 |
| Miller County Commission 256 High St, Tuscumbia 65082 | (573) 369-2317 |
| Miller County Highway Shed 1159 Highway 17, Tuscumbia 65082 | (573) 369-2352 |