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
Isle of Man Railway Ballasalla the line runs over relatively flat land past the request halt at Ronaldsway to the ancient capital of Castletown. After Castletown the railway crosses the Silver Burn and heads northwest across country to the diminutive request stop at Ballabeg railway station. It then turns west for the short run to Colby, which is popular with the locals. After a request stop at the Level the train continues to Port St Mary, with views of Bradda Head and Milner's Tower on this stretch of line to Port Erin. Port Erin railway station is home to the Whistle Stop Cafe, providing