- Category: Populated Place
- Type: Hamlet
- Latitude/Longitude: 52°50'48"N 3°41'49"W
- Eastings/Northings: 285799, 329064
- OS Grid: SH857290
- Mapcode Local: GBR 68.SNDQ
- Mapcode Global: WH67B.5PPV
Location and coordinates are for the approximate centre of Rhosdylluan within this administrative area.
Geographic features and populated places may cross administrative borders.