U.S. Federal Route 77 is a north-south highway in Love County. This enters the county from the State of Texas on the Interstate 35/Red River Bridge. U.S. Rt. 77 passes through the following towns in Love County. Thackerville Overbrook U.S. Rt. 77 is multi-plexed in Love County. Interstate 35, for one mile in Southern Love County. U.S. Rt. 77 crosses the following highways in Love County. Interstate 35, near Thackerville. Interstate 35, near Thackerville. (NO INTERCHANGE) Oklahoma State Route 32, near Marietta.