History
SR 210 from its junction with Tennessee State Route 88 in Halls, Tennessee to mile marker 3.25 (above-mentioned 4-way intersection) in Dyer County, Tennessee represents the historic alignment of U.S. Highway 51 and Tennessee State Route 3. From mile marker 3.25 to mile marker 6.50 in Dyer County represents the historic alignment of Tennessee State Route 20.
Read more about this topic: Tennessee State Route 210