There are three airports that are missing from Greece:
Airport Name: Sitia
ICAO Code: LGST
IATA Code: JSH
Passenger Numbers: 37,081
Coordinates: 35°12′58″N 26°06′05″E
Runway length: 6,804 ft
Country: Greece
State/Region: Crete
Airport Name: Kastellorizo
ICAO Code: LGKJ
IATA Code: KZS
Passenger Numbers: 7,943
Coordinates: 36°08′30″N 29°34′35″E
Runway length: 2,621 ft
Country: Greece
State/Region: South Aegean
Airport Name: Kasos
ICAO Code: LGKS
IATA Code: KSJ
Passenger Numbers: 3,847
Coordinates: 35°25′17″N 026°54′36″E
Runway length: 3,221 ft
Country: Greece
State/Region: South Aegean
Sources:
https://en.wikipedia..._Public_Airport (Sitia Airport)
https://en.wikipedia...llorizo_Airport (Kastellorizo Airport)
https://en.wikipedia..._Public_Airport (Kasos Airport)
https://en.wikipedia...ports_in_Greece (Annual passengers 2012)
https://en.wikipedia...gions_of_Greece (Regions of Greece)
Myself as resident of Greece
Thank you very much.