Rai Oi railway station is a railway station located in Rai Oi Subdistrict, Phichai District, Uttaradit. It is located 453.986 km from Bangkok railway station and is a class 3 railway station. It is on the Northern Line of the State Railway of Thailand.

• Ichirō, Kakizaki (2010). Ōkoku no tetsuro: tai tetsudō no rekishi. Kyōto: Kyōtodaigakugakujutsushuppankai. ISBN 978-4-87698-848-8
• Otohiro, Watanabe (2013). Tai kokutetsu yonsenkiro no tabi: shasō fūkei kanzen kiroku. Tōkyō: Bungeisha. ISBN 978-4-286-13041-5

17°20′47″N 100°04′41″E / 17.3464°N 100.0780°E / 17.3464; 100.0780