Georgia or North Carolina depending on the route taken.

It depends on the route you take, but the approximate driving distance from the Kentucky state line to the Georgia state line (using major roadways) is 160 miles.

The distance between Smyrna, Georgia and Georgia State University in Atlanta, Georgia is approximately 15 miles. This distance can vary depending on the specific route taken and current traffic conditions.

Georgia SR 75 does not connect with Tennessee. Georgia SR 75 is in the northern portion of Georgia. The northern terminus is the North Carolina state line. In North Carolina the roadway continues as North Carolina highway NC 175.