National Highway 55 is a National Highway in India connecting Sambalpur and Cuttack in Indian state of Odisha. Starting from NH 53 in Maneswar, Sambalpur, it terminates at NH 16 in Manguli(Cuttack). it is also known as Cuttack – Sambalpur Highway. Before renumbering of national highways of India, route of NH-55 was part of old national highway 42. This national highway is 265 km (165 mi) long. It acts as an alternate route of NH 53 between Sambalpur & Panikoilii.