You can find ceramics at the folowing Museum Shops:

 

National Archaeological Museum

Acropolis of Athens

Archaelogical Museum of Thessaloniki

Rhodes

The Loggia of Rethymno

Corfu

Knossos

Byzantine and Christian Museum

Numismatic Museum

Museum of Byzantine Culture

Bey Hamam

Archaeological Site of Pella

Monemvasia

Archaeological Site of Dodona

Epidaurus

Archaeological Museum of Ancient Corinth

Archaeological Museum of Patras

Delos

Archaeological Site of Malia

Olympia

Delphi

Dion

Archaeological Museum of Eleusis

Palace of the Grand Masters

Kanellopoulou Museum

Mykines

Mystras

Piraeus Port Authority