U.S. Federal Route 412 runs east-west across Dyer County. West of Dyersburg, this highway runs along the Interstate 155 expressway. Once this route is east of Dyersburg, it is a multi-lane highway. U.S. Rt. 412 does not pass through the following towns in Dyer County. U.S. Rt. 412 is multi-plexed in Dyer County. Interstate 155, from the Missouri/Tennessee State Line to near Dyersburg.
U.S. Rt. 51, near Dyersburg. Tennessee State Route 20, from Dyersburg to the Dyer/Crockett County Line. U.S. Rt. 412 intersects the following highways in Dyer County. Tennessee State Route 181, near Lenox. Tennessee State Route 182, near Lenox. Tennessee State Route 78, near Dyersburg. U.S. Rt. 51, near Dyersburg. Tennessee State Route 20, near Dyersburg. U.S. Rt. 51, near Dyersburg. Tennessee State Route 211, near Dyersburg. Tennessee State Route 104, near Dyersburg.
A BGS on WB I-155/U.S. Rt. 412. A junction marker on NB TN St Rt 78. This is the bridge that I-155/U.S. Rt. 412 uses to cross the Mississippi River. Photo taken from the on ramp from TN St Rt 181. WB I-155/U.S. Rt. 412 at the Mississippi River. WB I-155/U.S. Rt. 412 crossing the Mississippi River.
