  Llanddona transmitting station (Anglesey) | |
| Mast height | 106.7 metres (350 ft) |
|---|---|
| Coordinates | 53°18′25″N 4°07′42″W / 53.306944°N 4.128333°W |
| Grid reference | SH583810 |
| Built | 1958 |
| BBC region | BBC Wales |
| ITV region | ITV Cymru Wales |
The Llanddona transmitting station ((/lænˈdɒnæ/; Welsh: [ɬanˈðɔna]); ) is a broadcasting and telecommunications facility, situated at Llanddona, near Beaumaris, on the isle of Anglesey, Wales (grid reference SH583810). It comprises a 106.7 metres (350 ft) guyed mast with antennas attached at various heights. It is owned and operated by Arqiva.