Colby, Isle of Man Colby, Isle of Man Colby () is a small village in the south of the Isle of Man in the parish of Arbory. It lies on the A7 road between the towns of Castletown and Port Erin and close to the similarly sized village of Ballabeg. The name Colby is of Scandinavian origin and is derived from Kolli's Farm which was home to the lexicographer, Archibald Cregeen (1774–1841). The word Colby is thought to derive from the Viking words Col (meaning Hill) and Byr (meaning farm). The village has a railway station on the Isle of Man Steam Railway and
Ballabeg, Lonan Ballabeg is mainly agricultural land used for the grazing of sheep. There are areas of mature and newly planted woodland (including a nationally important cliff-side ancient oak forest remnant), gorse, brooghs (headlands) and small dubs or ponds. The A2 Douglas to Ramsey road bisects the settlement. The Manx Electric Railway runs through the settlement and has a level crossing there. The Raad ny Foillan long-distance path also passes through Ballabeg. The settlement has no defined boundaries but is said to be bounded by the Raad Ballagawne in the south, the Irish Sea (Laxey Bay) in the east, Church Road in