National Route 605 is a significant highway in Australia, primarily located in the state of New South Wales. It serves as a vital link between various towns and cities, facilitating transportation and commerce across the region. The route is well-maintained and provides access to both urban and rural areas. The highway stretches approximately 200 kilometers, connecting key locations such as Sydney and Wollongong. It plays an essential role in the local economy by supporting tourism and trade, making it an important artery for both residents and visitors traveling through the area.