Billown Circuit Billown Circuit The Billown Circuit is a motorcycle road-race course used for the Southern 100, the Pre-TT Classic races and the National Road Races meetings near Castletown on the Isle of Man. Racing is held on public roads closed for racing by an Act of Tynwald, the parliament of the Isle of Man. The course is 4.25 miles (6.8 km) long and is in the parishes of Arbory and Malew. The course start-line is on the outskirts of Castletown and the course includes parts of the primary A5 New Castletown Road, A28 Castletown to Ballabeg Road, A7 Ballasalla to Port
Communications in the Isle of Man on as their manager on the island. By 1901 there were 600 subscribers, and the telephone system had been extended to Ramsey, Castletown, Peel, Port Erin, Port St. Mary and Onchan. On 1 January 1912 the National Telephone Company was nationalised and merged into the General Post Office by the Telephone Transfer Act 1911. Only Guernsey, Portsmouth and Hull remained outside of the GPO. In 1922, the General Post Office offered to sell the island's telephone service to the Manx government, but the offer was not taken up. A similar arrangement in Jersey for that island's telephone service was concluded