Louisiana Highway 13 Truck (LA 13 Truck) runs  in a general north–south direction from US 90 and LA 13 to the junction of LA 13 and LA 1111 in Crowley.
The Louisiana Highway 13 Truck, also known as LA 13 Truck, travels generally north-south along US 90 and LA 13 until it reaches its junction with LA 1111 in Crowley.