The Tennessee Department of Safety and Homeland Security provide a variety of ways to reinstate your driving privileges their website is here https://www.tn.gov/safety/
You can receive information about your driver's license status/reinstatement process in one of the following ways
online- https://dl.safety.tn.gov/_/
In person at one of the specified drivers license reinstate center - https://www.tn.gov/safety/driver-services/locations/dllocationcnty.html Prior to going to one of these stations you may want to contact the reinstatement call center or go online to determine what is required to reinstate your license
By Phone - 1-866-903-7357 You can speak with a customer service representative Monday Through Friday between 8 a.m. and 4:30 p.m. Central Standard Time.