We track 6 dive operators in Estonia. 5 teach certification courses (5 PADI, 1 TDI). 3 run snorkelling trips. 1 offer accommodation alongside diving. Listings are ordered by Fin Rank: a published score for how complete and verified each listing is.

Oxygene Tallinn is a PADI 5 Star IDC dive center located in Tallinn, with a dive base at Rummu Quarry. They offer a wide range of PADI courses, from recreational to professional levels, and sell various diving equipment brands.

Rummu Diving is a PADI dive center located in the Rummu Quarry, known for its underwater prison ruins and clear waters. They offer PADI scuba diving courses, conservation awards, and equipment rental.
Maremark Sukeldumiskeskus is a diving center in Tallinn that has been operating since 1999. They offer training from beginner to professional levels, with instructors certified by NDL, PADI, IANTD, and TDI. They also sell and rent diving equipment and organize diving trips.

Paekalda Holiday Center is a recreational facility located on the shore of Rummu Quarry. It offers accommodation, catering, and a variety of activities including diving and snorkeling. The quarry is known for its clear water and underwater historical sites.
Dive With Oleg is a diving school located in Tallinn, Estonia, with a perfect 5-star rating from 22 reviews. They offer PADI courses and are known for their high-quality instruction.
COLD WATER DIVERS ESTONIA is a diving center in Tallinn that offers a wide range of PADI courses, from beginner to technical diving. They specialize in cold water diving and have been teaching since 1995.
The 6 highest-ranked of 6. How Fin Rank works
Which centres run each site, named on their own websites or confirmed by the owner.

Fin lists 6 dive operators in Estonia. 5 of them run certification courses.
PADI is the most common agency (5 centres), followed by TDI (1).
Published try-dive prices we hold range from $41 to $421 USD. Treat these as a guide and confirm with the centre before booking.
1 operator in Estonia offers accommodation alongside diving.
3 of the 6 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.
| 2 | 4.7(48) | 4.9 | $81 | PADI | Visit |
| 3 | Maremark Sukeldumiskeskus | 4.9(48) | none | $421 | PADI · TDI | Visit |
| 4 | 4.7(607) | none | none | none | Visit |
| 5 | Dive With Oleg | 5.0(22) | none | none | PADI | Visit |
| 6 | Cold Water Divers | 5.0(23) | none | none | PADI | none |