Rama III Road (Thai: ถนนพระรามที่ 3, RTGS: Thanon Phra Ram Thi Sam; usually shortened to ถนนพระราม 3) is one main road in inner Bangkok. The 12 km (7.5 mi) long road runs along the bend of Chao Phraya River on the Phra Nakhon side (Bangkok core) all the route.