Travelers are voting Kaeng Chet Khwae National Park, Ramkhamhaeng National Park (Khao Luang) and Namtok Chat Trakan National Park as the best of 20 national parks near Phitsanulok. There is 1 national park near Lopburi a city just 142 km from Phitsanulok. The most popular of these is Bird Sanctuary near Lopburi. You can find 56 national parks in Northern Thailand and 148 national parks in the country of Thailand. Our members favorite in Northern Thailand is Huai Kha Khaeng Wildlife Sanctuary and Doi Suthep-Pui National Park is the top pick in Thailand. Want more? Check out our map of national parks near Phitsanulok.