- Category: Populated Place
- Type: Hamlet
- Latitude/Longitude: 52°48'37"N 4°39'14"W
- Eastings/Northings: 221222, 326959
- OS Grid: SH212269
- Mapcode Local: GBR 50.VXMB
- Mapcode Global: WH33N.HM18
Location and coordinates are for the approximate centre of Llanfaelrhys within this administrative area.
Geographic features and populated places may cross administrative borders.