| Business | Phone |
| Linn Elementary School 1212 E Main St, Linn 65051 | (573) 897-4226 |
| Linn High School 1212 E Main St, Linn 65051 | (573) 897-4216 |
| Linn State Technical College 1 Technology Dr, Linn 65051 | (573) 897-5000 |
| Linn Superintendent's Office 1212 E Main St, Linn 65051 | (573) 897-4200 |
| St George School 601 E Main St, Linn 65051 | (573) 897-3645 |