In Queensland, Highway 1 is a 2,964-kilometre (1,842 mi) long route that crosses the state, from the Northern Territory (NT) border near Wollogorang to Cairns, and then travels along the coastline to the New South Wales (NSW) border near Coolangatta. Highway 1 continues around the rest of Australia, joining all mainland state capitals, and connecting major centres in Tasmania. All roads within the Highway 1 system are allocated a road route numbered 1, M1, A1, or B1, depending on the state route numbering system. In Queensland, the highway is designated as National Route 1 from the NT border to Cairns, Route A1 from Cairns to Kybong, and then Route M1 down to the NSW border.