The biggest population center for 80 miles around is Valdosta and Lowndes County.
Farther north it’s Warner Robins and Macon. Due west Dothan it’s Dothan. The closest bigger place is Tallahassee and Leon County, Florida to the southwest. Farther south it’s Gainesville, then Orlando and Tampa. East it’s Savannah, and of course Jacksonville.
On this handy interactive google population comparison chart, you can see in the 3-6,000 range: Adel, Ashburn, and Lakeland.
14-20,000: Americus, Brunswick, Moultrie, Thomasville, Tifton, and Waycross.
55-60,000: Auburn and Valdosta.
67-80,000: Albany, Dothan, and Warner Robins.
125-145,000: Gainesville, FL and Savannah, GA.
185-200,000: Tallahasee and Columbus.
Then we get into big cities like Jacksonville, Montgomery, Birmingham, Orlando, Tampa, and Atlanta. But those are all far away. Jacksonville is the closest, at more than 100 miles by road.
This is many things need to start in Valdosta and Lowndes County: this is where the resources are to start them.