Ellisons Boat Ramp (also known as Allisons or Poston Landing) on the Great Pee Dee River in Florence County features a two-lane boat ramp, courtesy dock, and paved parking for approximately 30 vehicles/trailers.

Located at the end of Allison Landing Road (State Road 99) on the west/south side of the river, it sits about 3. 5 river miles downstream of the US Highway 378 Bridge, with approximately 6 river miles to the next landing at Dunham Bluff.