Tennessee State Route 337 runs east-west across Southeastern Blount County and Southern Sevier County. It runs from U.S. Rt. 321/Tennessee State Route 73, at Townsend, to U.S. Rt. 321/441; Tennessee State Route 71/73, at Gatlinburg. This runs through the Great Smokey Mountain National Park. TN St Rt 337 passes through the following towns in Blount-Sevier Counties. Townsend Gatlinburg
EB TN St Rt 337/Scenic TN St Rt 73 at the Townsend Wye. SB U.S. Rt. 441/TN St Rt 71; WB TN St Rt 337/Scenic TN St Rt 73 at the Great Smokey Mountains Gatlinburg entrance. NB U.S. Rt. 441/TN St Rt 71 EB TN St Rt 337/Scenic TN St Rt 73 near BYPASS U.S. Rt. 441. SB U.S. Rt. 441/TN St Rt 71; WB TN St Rt 337/Scenic TN St Rt 73 at BY-PASS U.S. Rt. 441. NB U.S. Rt. 441/TN St Rt 71; EB TN St Rt 337/Scenic TN St Rt 73 near Savage Garden Road.