We track 15 dive operators in Koh Rang. 9 teach certification courses (9 PADI, 3 SDI/TDI). 8 run snorkelling trips. The biggest cluster is around Ko Kut, with 4. Listings are ordered by Fin Rank: a published score for how complete and verified each listing is.
The 8 highest-ranked of 15. How Fin Rank works
| Rank | Operator | TripAdvisor | Discovery dive | Agencies | Website | |
|---|---|---|---|---|---|---|
| 1 | Koh Chang Divers | 4.9(398) | none | $154 | PADI | Visit |
Which centres run each site, named on their own websites or confirmed by the owner.

Fin lists 15 dive operators in Koh Rang, with the biggest cluster around Ko Kut. 9 of them run certification courses.
PADI is the most common agency (9 centres), followed by SDI/TDI (3).
Published discovery dive prices we hold range from $137 to $154 USD. Treat these as a guide and confirm with the centre before booking.
8 of the 15 operators we track run snorkelling tours.
Operators are sorted by Fin Rank, a 100-point profile strength score: contact details, what they offer, the dive sites they run, their Google reputation, whether the owner has claimed the listing, and whether their own website links to Fin. 0 listings here are owner-verified. The formula is published in full on the Fin Rank page.
Koh Chang Divers is a PADI 5-star dive center located in Bang Bao. They offer daily boat trips for scuba diving, snorkeling, and freediving, as well as a range of PADI certification courses. The operator focuses on small group sizes and provides equipment, transport, and meals for their dive trips.
Koh Kood Divers is a dive center located in Koh Kood, Thailand, offering a range of diving and snorkeling services. The center is situated near the coast, facilitating access to various dive sites.
Local Divers is a Thai-owned PADI dive center based in Koh Chang. They offer daily diving, snorkeling, and freediving trips along with a range of PADI certification courses from Open Water to Divemaster.
Koh Mak Divers is a dive center located on Koh Mak, Thailand. They offer diving trips, courses, and equipment rental. They are a PADI-certified dive resort.
Chang Diving Center is a professional scuba diving operator located at Klong Prao Beach on Koh Chang. They offer a range of services including snorkeling tours, fun dives, and training courses from beginner to technical levels. The center utilizes a custom-built dive boat to access various dive sites in the Mu Koh Chang National Marine Park.
BB Divers is a dive center located in Koh Kood, Thailand, offering diving and snorkeling activities. It is situated in a coastal area, likely providing access to local dive spots.
Chang Diving Center is a dive operator located at Klong Prao Beach on Koh Chang that has been operating since 2005. They offer a range of services including recreational fun dives, snorkeling trips, and scuba diving courses from beginner to professional and technical levels.
Chang Diving Center offers scuba diving courses and day trips in the Mu Koh Chang Marine National Park. The center provides training from beginner levels to professional programs and technical diving.
| 2 | Koh Kood Divers | 4.8(520) | 4.9 | none | PADI | Visit |
| 3 | Local Divers Koh Chang | 5.0(358) | none | none | PADI | Visit |
| 4 | Koh Mak Divers | 4.9(458) | 4.8 | none | PADI | Visit |
| 5 | Paradise Divers Koh Kood | 4.8(178) | none | none | none | Visit |
| 6 | Chang Diving Center | none | none | $137 | PADI · SDI/TDI | Visit |
| 7 | BB Divers | none | none | none | PADI | Visit |
| 8 | Chang Diving Center | none | none | $137 | PADI · SDI/TDI | Visit |