Location and coordinates are for the approximate centre of Port William within this administrative area. Geographic features and populated places may cross administrative borders.
Gazetteer of the British Isles (Edinburgh: Bartholomew, 1887). John Bartholomew
Port William, small seaport, Mochrum par., Wigtownshire, on E. side of Luce Bay, 7 miles NW. of Whithorn and 11 miles SW. of Wigtown, pop. 755; P.O., T.O., 1 Bank.