We track 17 dive operators in Koh Rang. 9 teach certification courses (10 PADI, 3 SDI/TDI). 9 run snorkelling trips. The biggest cluster is around Ko Kut, with 5. Listings are ordered by Fin Rank: a published score for how complete and verified each listing is.
The 8 highest-ranked of 17. How Fin Rank works
| Rank | Operator | TripAdvisor | Try dive | Agencies | Website | |
|---|---|---|---|---|---|---|
| 1 | Koh Chang Divers | 4.9(396) | none | $154 | PADI | Visit |
Which centres run each site, named on their own websites or confirmed by the owner.

Fin lists 17 dive operators in Koh Rang, with the biggest cluster around Ko Kut. 9 of them run certification courses.
PADI is the most common agency (10 centres), followed by SDI/TDI (3).
Published try-dive prices we hold range from $137 to $154 USD. Treat these as a guide and confirm with the centre before booking.
9 of the 17 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.
Thai Ocean Academy is a dive center located in Koh Mak that offers scuba diving courses, freediving, and snorkeling activities. The operator provides training with certified instructors and uses a sailboat for its excursions to dive sites in the Koh Rang Marine Park.
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.
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.
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.
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.
BBDivers is a dive center located on Koh Mak, Thailand. They offer a range of diving services including courses, guided dives, and equipment rental. They are a PADI 5 Star IDC Center.
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.
| 2 | Thai Ocean Academy | 5.0(86) | none | none | none | Visit |
| 3 | Local Divers Koh Chang | 5.0(355) | none | none | PADI | Visit |
| 4 | BB Divers | 4.7(108) | none | none | PADI | Visit |
| 5 | Koh Kood Divers | 4.7(108) | none | none | PADI | Visit |
| 6 | Koh Mak Divers | 4.7(110) | none | none | PADI | Visit |
| 7 | BBDivers | 4.7(110) | none | none | PADI | Visit |
| 8 | Paradise Divers | 4.7(108) | none | none | PADI | Visit |