Location and coordinates are for the approximate centre of Trelystan within this administrative area. Geographic features and populated places may cross administrative borders.
Gazetteer of the British Isles (Edinburgh: Bartholomew, 1887). John Bartholomew
Trelystan, eccl. dist. and township, Worthen par., Montgomeryshire, 3 miles SE. of Welshpool - dist., pop. 508; township, 1190 ac., pop. 81.
A village in Wittery hundred, in the county of Shropshire.