Khlong Phanom is a national park in southern Thailand, protecting 256,500 rai ~ 410 km2 of forests within the Phuket mountain range. It was declared a national park on November 17, 2000. The park is located in the southwest of Surat Thani Province, within the district Phanom. The park is continuous with the Khao Sok National Park to the north, separated by highway 401. To the southwest it is continued by the Tonpariwat Wildlife Sanctuary.