- The Sonachan Hotel The most westerly hotel on the British mainland Kilchoan, Acharacle, Argyll, Scotland PH36 4LN Telephone: 01972 510 211 (Office & Fax) 252 (Guests) e-mail: davie @ sonachan.u-net.com Bed and Breakfast 18.00, en-suite 23.00 The Sonachan Hotel is the most westerly on the British mainland. Three miles from Ardnamurchan Point, set among the hills and quiet countryside in one of ...www.sonachan.u-net.com