The Dive Ao Nang is a PADI dive center in Krabi offering the full course range from Discover Scuba Diving through Advanced Open Water, with dive sites rotating seasonally between Ao Nang Local Islands (May-October, by long tail boat) and the Phi Phi Islands (November-April, by speed boat). Courses run in small groups (maximum 2 divers per instructor for Discover Scuba, maximum 4 students for certification courses) with fixed weekly start days.