State Route 56

State Route 56 (SR 56) is a 160.6-mile-long (258.5 km) state highway that runs south to north in Middle Tennessee, from the Alabama state line near Sherwood to the Kentucky state line near Red Boiling Springs.
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SR 56 is secondary south of Sewanee. It is primary (but unsigned) along US 41A and US 41 between Sewanee and Tracy City. From Tracy City to the Kentucky line, SR 56 is a signed primary route, except west from North Springs to Willette, where SR 151 carries primary traffic more directly to Red Boiling Springs.

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Length of Route
164.85 mi.

Begins:
SR 117 at the Alabama state line in Franklin County​

Ends:
KY 63 at the Kentucky state line in Macon County​

Counties Covered:
Franklin, Marion, Grundy, Warren, DeKalb, Putnam, Jackson, Macon​

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