The Archaeological Museum of Kalamata is located at the junction of Benaki and Papazoglou streets, in a 19th-century building.

The Archaeological Museum of Messene was created in order to exclusively house the findings of the Archaeological Society’s excavations in Ancient Messene, which began in 1895 and are still going on today.

The Archaeological Museum of Pylos was built in 1956 with a donation by dentist Christos Antonopoulos; for that reason it is officially known as Antonopoulio.