 Over the next , LA 17 passes through the rural communities of Darnell, Pioneer, and Forest before reaching the town of Oak Grove, the seat of West Carroll Parish.LA 17 heads north into town on Constitution Avenue and widens to an undivided four-lane highway with a center turning lane.In the center of Oak Grove, LA 17 intersects LA 2 (Main Street), connecting with Lake Providence to the east and Bastrop to the west.