Just across the parish line, LA 10 intersects LA 450 at Stoney Point. LA 450 connects to Sunny Hill on the north and Folsom on the south. Soon afterward, the highway curves to the northeast toward Richardson, where it intersects LA 440. LA 10 turns east to continue the route of that highway toward Franklinton. On the way, LA 10 intersects the concurrent LA 16 and LA 25, connecting to Amite City and Folsom, respectively. LA 10 turns northeast to join the concurrency across the Bogue Chitto River and into Franklinton, the parish seat. The route immediately curves into the downtown area and intersects Main Street, where LA 16 and LA 25 turn off to the south and north, respectively. LA 10 continues along Washington Street and intersects LA 436 (Mott Street) then curves eastward through the east side of town. Beyond Franklinton, LA 10 passes through a sparsely populated area, and after , it intersects LA 439. Soon afterward, LA 10 intersects LA 62 at Sheridan. LA 62 heads northward through the community of Pine. LA 10 curves to the southeast and passes along the edge of the Ben's Creek Wildlife Management Area.