National Route 406 is a significant roadway in Australia, primarily located in the state of New South Wales. It serves as a connector between various towns and regions, facilitating transportation and commerce. The route is well-maintained and plays a crucial role in local travel. The route spans approximately 200 kilometers, linking Coffs Harbour to Grafton. It features scenic landscapes, including coastal views and rural areas, making it a popular choice for both locals and tourists. National Route 406 is part of a larger network of highways that enhance accessibility across the region.