Hua Hin Municipality is a municipality in Hua Hin District, Prachuap Khiri Khan Province. Hua Hin Municipality is home to Wang Klai Kangwon, the district administration center or district office, the business district of Hua Hin District, and is one of the most important tourist areas in Thailand and the world, similar to Pattaya City, Chonburi Province. In addition, Hua Hin Municipality is the most populous municipality in the western region of Thailand.