English: There are two primary education service area offices (PESA) in Prachuap Khiri Khan Province, namely Prachuap Khiri Khan PESA 1 and Prachuap Khiri Khan PESA 2, as illustrated, responsible for primary schools affiliated with the Office of Basic Education Commission of Thailand (OBEC).
Prachuap Khiri Khan PESA 1 (blue) covers districts of Mueang Prachuap Khiri Khan, Bang Saphan, Bang Saphan Noi, and Thap Sakae.
Prachuap Khiri Khan PESA 2 (yellow) covers districts of Hua Hin, Kui Buri, Pran Buri, and Samroi Yot.