Name Thai Name Alternative spellings Province Island Chain, Group, Archipelago Coordinates Ko Wiang เกาะเวียง Chumphon Pathio District coast10°50′45″N 99°28′54″E / 10.84583°N 99.48167°E /10.84583; 99.48167 Ko Phra เกาะพระ Chumphon Pathio District coast10°51′51″N 99°29′20″E / 10.86417°N 99.48889°E /10.86417; 99.48889 Ko Yo เกาะยอ Chumphon Pathio District coast10°51′40″N 99°29′10″E / 10.86111°N 99.48611°E /10.86111; 99.48611 Ko Khi Nok เกาะขี้นก Chumphon Pathio District coast10°50′57″N 99°28′25″E / 10.84917°N 99.47361°E /10.84917; 99.47361 Ko Si Kong เกาะซีกง Chumphon Pathio District coast10°50′19″N 99°29′50″E / 10.83861°N 99.49722°E /10.83861; 99.49722 Ko Rang เกาะรัง Chumphon Pathio District coast10°49′17″N 99°29′31″E / 10.82139°N 99.49194°E /10.82139; 99.49194 Ko Khai เกาะไข่ Chumphon Pathio District coast10°42′2″N 99°24′37″E / 10.70056°N 99.41028°E /10.70056; 99.41028 Ko Chorakhe เกาะจรเข้ Chumphon Mu Ko Chumphon Archipelago North 10°33′22″N 99°22′44″E / 10.55611°N 99.37889°E /10.55611; 99.37889 Ko Ngam Yai เกาะงามใหญ่ Chumphon Mu Ko Chumphon Archipelago North 10°29′36″N 99°25′13″E / 10.49333°N 99.42028°E /10.49333; 99.42028 Ko Ngam Noi เกาะงามน้อย Ngam Lek Chumphon Mu Ko Chumphon Archipelago North 10°29′6″N 99°25′5″E / 10.48500°N 99.41806°E /10.48500; 99.41806 Ko Kalok เกาะกะโหลก Chumphon Mu Ko Chumphon Archipelago North 10°28′33″N 99°22′9″E / 10.47583°N 99.36917°E /10.47583; 99.36917 Ko Samet เกาะเสม็ด Chumphon Mu Ko Chumphon Archipelago 10°26′20″N 99°17′45″E / 10.43889°N 99.29583°E /10.43889; 99.29583 Ko Sak เกาะสาก Chumphon Mu Ko Chumphon Archipelago 10°25′28″N 99°18′56″E / 10.42444°N 99.31556°E /10.42444; 99.31556 Ko Maphrao เกาะมะพร้าว Chumphon Mu Ko Chumphon Archipelago 10°23′25″N 99°18′56″E / 10.39028°N 99.31556°E /10.39028; 99.31556 Ko Matra เกาะมาตรา Ko Mattra Chumphon Mu Ko Chumphon Archipelago 10°23′46″N 99°17′38″E / 10.39611°N 99.29389°E /10.39611; 99.29389 Ko Lak Raet เกาะหลักแรด Chumphon Mu Ko Chumphon Archipelago 10°22′49″N 99°19′40″E / 10.38028°N 99.32778°E /10.38028; 99.32778 Ko I Raet เกาะอีแรด Chumphon Mu Ko Chumphon Archipelago 10°22′32″N 99°19′18″E / 10.37556°N 99.32167°E /10.37556; 99.32167 Ko Lawa เกาะละวะ Chumphon Mu Ko Chumphon Archipelago 10°21′47″N 99°18′35″E / 10.36306°N 99.30972°E /10.36306; 99.30972 Ko Ka เกาะกา Chumphon Mu Ko Chumphon Archipelago 10°20′52″N 99°17′42″E / 10.34778°N 99.29500°E /10.34778; 99.29500 Ko Thong Lang เกาะทองหลาง Chumphon Mu Ko Chumphon Archipelago 10°19′24″N 99°16′53″E / 10.32333°N 99.28139°E /10.32333; 99.28139 Ko Wang Ka Chio เกาะวังกะจิว Chumphon Mu Ko Chumphon Archipelago 10°19′7″N 99°18′2″E / 10.31861°N 99.30056°E /10.31861; 99.30056 Ko Kra เกาะกระ Chumphon Mu Ko Chumphon Archipelago 10°15′N 99°15′E / 10.25°N 99.25°E /10.25; 99.25 Ko Ran Gai Chumphon Mu Ko Chumphon Archipelago Ko Ran Bod Chumphon Mu Ko Chumphon Archipelago Ko Kula Chumphon Mu Ko Chumphon Archipelago 10°15′N 99°15′E / 10.25°N 99.25°E /10.25; 99.25 Ko Klaep Chumphon Mu Ko Chumphon Archipelago Ko Khram Chumphon Mu Ko Chumphon Archipelago Ko Samui เกาะสมุย Surat Thani Mu Ko Chumphon Archipelago 9°30′N 100°00′E / 9.50°N 100.00°E /9.50; 100.00 Ko Pha Ngan เกาะพะงัน Surat Thani Mu Ko Chumphon Archipelago 9°45′N 100°02′E / 9.750°N 100.033°E /9.750; 100.033 Ko Nang Yuan เกาะนางยวน Surat Thani Mu Ko Chumphon Archipelago 10°05′24″N 99°50′17″E / 10.09°N 99.838°E /10.09; 99.838 Ko Nan Surat Thani Mu Ko Chumphon Archipelago Ko Tao เกาะเต่า Surat Thani Mu Ko Chumphon Archipelago 10°05′24″N 99°50′17″E / 10.09°N 99.838°E /10.09; 99.838 Ko Phaluai Surat Thani Angthong Marine Park (S.) Ko Tu Surat Thani Angthong Marine Park (S.) Ko Khluai Surat Thani Angthong Marine Park (S.) Ko Lak Surat Thani Angthong Marine Park (S.) Ko Mu Dang Ko Moo Dang Surat Thani Angthong Marine Park (S.) Ko Tao Pun Surat Thani Angthong Marine Park (S.) Ko Kang Tak Surat Thani Angthong Marine Park (S.) Ko Pai Luek Surat Thani Angthong Marine Park (E.) Ko Wua Te Surat Thani Angthong Marine Park (E.) Ko Chae Surat Thani Angthong Marine Park (E.) Ko Wua Talah Surat Thani Angthong Marine Park (N.) Ko Phi Koh Pee Surat Thani Angthong Marine Park (N.) Ko Mae Koh Surat Thani Angthong Marine Park (N.) Ko Hin Tak Surat Thani Angthong Marine Park (N.) Ko Sam Sao เกาะสามเส้า Surat Thani Angthong Marine Park (N.) Ko Ao Rat Ko Ao Rad Surat Thani Angthong Marine Park (N.) Ko Pae Yat Surat Thani Angthong Marine Park (N.) Ko Pra Surat Thani Angthong Marine Park (N.) Ko Wua Kantang Surat Thani Angthong Marine Park (N.) Ko Chang Trom Surat Thani Angthong Marine Park (N.) Ko Sano Ban Surat Thani Angthong Marine Park (N.) Ko Lae Surat Thani Angthong Marine Park (N.) Ko Wa Noi Surat Thani Angthong Marine Park (N.) Ko Wa Yai Surat Thani Angthong Marine Park (N.) Ko Hin Dap Surat Thani Angthong Marine Park (N.) Ko Nai Put Surat Thani Angthong Marine Park (N.) Ko Ka Surat Thani Angthong Marine Park (N.) Ko Rod Surat Thani Angthong Marine Park (N.) Ko Ngam Surat Thani Angthong Marine Park (N.) Ko Tai Plao Surat Thani Angthong Marine Park (N.)