Here is the list of most popular  dive spots in Turkey;

Kemer; Aquarium cove , Kiris Cave cove , Lighthouse (Tunnel) , wreckage (Paris) , triple islands

Kalkan ; York Duchess and Sakarya shipwreck , Frank wall , islands ,Firnaz bay , dolphine reef ,  light reef  and Heybeli


Kas ;   Canyon , Reef Neptune ,  tunnel ,  Reef Oasis ,  Assi Island , Two Brothers ,  Flying Fish , Besmi reef , Gurmenli Island , Gurmenli Rock , Wreck of Lycia , Cape Lighthouse , Uluburun Wreck ,

Bodrum ; Kurt Cape ,  fox cape , Big Reef ,  Small reef  ,  light house , Wreck SG115 ,  pacoz, Smugglers Cove (kacakci cove ) , hole cave, Pinar-1 Wreck,  Poyraz ,,Yassiada, Cape Aksona , south cape ,  Kargi Island, sickle Island ,  Bicakci cove.

Fethiye ; Red Island Lighthouse ,  Dalyan cove ,  three tunnels ,  Baracuda Reefs,  Afkule , pyramid, Cold cave , Seal Cave ,  Amphora , Sahin Cape , Aquarium bay , Tunnels ,  Shrimp cavity , Balaban Island ,  Demons Cape (iblis burnu ) ,  Place of Turgut ,  Aqua Point , Sariyarlar, Canyon Red Island
Kas Plane Wreck

B-24 American War Plane Wreck

Uluburun Ancient Shipwreck

Gelidonya Antique Wreck

French (Society) Wreck

Falezler (The Cliffs )

Rat Island

Balikesir ,

Canakkale ; Saros and bozcaada
Mersin ,
Kusadasi ; Davutlar , kusadasi national park


Populer Cities for diving areas in TURKEY...
ISTANBULANTALYA
ALANYAIZMIR
AYVALIKKUSADASI
CALISFETHIYE
HISARONUOVACIK
DALAMANGOCEK
KALKANKAS
BODRUMKEMER
 BELEK