Nambu Beltway () is a 6-10 lanes urban road located in Gyeonggi Province and Seoul, South Korea. With a total length of , this road starts from the Gimpo International Airport Entrance Intersection in Gangseo District, Seoul to Suseo Interchange in Gangnam District. Nambu Beltway is a part of Seoul City Route 92.
IS: Intersection, IC: Interchange