6,004 605,329 3 Central Macedonia Thessaloniki 18,811 7,263 1,871,952 4 Crete Heraklion 8,259 3,189 601,131 5 East Macedonia and Thrace Komotini 14,157 5,466 611,067 6 Epirus Ioannina 9,203 3,553 353,820 7 Ionian Islands Corfu 2,307 891 212,984 8 North Aegean Mytilene 3,836 1,481 206,121 9 Peloponnese Kalamata 15,490 5,981 638,942 10