| Business | Phone |
| Clinton County Iii 800 W Frost St, Plattsburg 64477 | (816) 539-2183 |
| Clinton County Middle School 800 W Frost St, Plattsburg 64477 | (816) 539-3920 |
| Ellis Elementary School 603 W Frost St, Plattsburg 64477 | (816) 539-2187 |
| Plattsburg High School 800 W Frost St, Plattsburg 64477 | (816) 539-2184 |