U.S. Federal Route 127 is a north-south surface route on northern side of Hamilton County. U.S. Rt. 127 passes through the following towns in Hamilton County. Red Bank Signal Mountain Walden U.S. Rt. 127 is multi-plexed in Hamilton County. Tennessee State Route 8, from the Hamilton/Sequatchie County Line to near Red Bank. Tennessee State Route 27, near Red Bank. BUSN. U.S. Rt. 27, near Red Bank. U.S. Rt. 127 intersects the following highways in Hamilton County. Tennessee State Route 27, near Red Bank. U.S. Rt. 27, at Red Bank. Tennessee State Route 29, at Red Bank. BUSN. U.S. Rt. 27, near Red Bank.