| Business | Phone |
| Union County High School 150 Main St, Maynardville 37807 | (865) 992-5232 |
| Union County Literacy Program 115 Wilson Ln, Maynardville 37807 | (865) 992-0805 |
| Union County Superintendent 3006 Maynardville Hwy, Maynardville 37807 | (865) 992-5466 |
| Big Ridge Elementary School 3420 Hickory Valley Rd, Maynardville 37807 | (865) 992-8687 |
| Horace Maynard Middle School 435 Main St, Maynardville 37807 | (865) 992-1030 |
| Maynardville Elementary School 615 Main St, Maynardville 37807 | (865) 992-8391 |