| Business | Phone |
| Mendon Board Of Educ Dist 4 453 W Collins St, Mendon 62351 | (217) 936-2111 |
| Mendon Elementary School 304 W Washington St, Mendon 62351 | (217) 936-2512 |
| Unity High School 453 W Collins St, Mendon 62351 | (217) 936-2116 |
| Unity Middle School 453 W Collins St, Mendon 62351 | (217) 936-2727 |