The Chickasaw meridian begins on the north boundary of Mississippi in latitude 34° 59' north, longitude 89° 15' west from Greenwich, extends south to latitude 33° 48' 45" north, and governs the surveys in north Mississippi.[1][2]
34°59′40.46″N 89°14′48.99″W / 34.9945722°N 89.2469417°W / 34.9945722; -89.2469417