Pattaya is a seaside resort city located in Chonburi Province on the eastern coast of the Gulf of Thailand. Situated approximately 150 kilometres southeast of Bangkok, it serves as the largest city within Chonburi and forms the core of the Pattaya-Chonburi Metropolitan Area. This conurbation, which includes Si Racha and Laem Chabang, constitutes the third-largest metropolitan region in Thailand.