Louisiana Highway 817Louisiana Highway 817 is a collection of one current and two former state-maintained streets in the Lincoln Parish village of Simsboro. All three routes were established in the 1955 Louisiana Highway renumbering.Louisiana Highway 817-1Louisiana Highway 817-1 ran in a north–south direction from the junction of US 80 and LA 507 to a junction with a local road. It was an undivided two-lane highway for its entire length. Most of the route is now part of LA 507, which was extended northward to connect with I-20.Louisiana Highway 817-2Louisiana Highway 817-2 ran in a loop off of US 80 around Simsboro High School. It was an undivided two-lane highway for its entire length. The route was returned to local control in 2008.Louisiana Highway 817-3Louisiana Highway 817-3 runs in an east–west direction along 2nd Street from LA 507 to Tiger Drive, a local road, opposite Simsboro High School. It is an undivided two-lane highway for its entire length.