1988 Capitals of prefecture (part I), complete set of 15 values vertically imperforate on a cover canc. "ΘΕΣΣΑΛΟΝΙΚΗ*7.Χ.88" (first day of issue).(Hellas 1806Α/1820Α).
1988 Microscopic sea life, complete set of 5 values horizontally imperforate on a cover canc. "ΘΕΣΣΑΛΟΝΙΚΗ*2.III.88" (first day of issue).(Hellas 1788Α/1792A).
1988 European Council, complete set of 2 values imperforate vertically on a cover canc. "ΘΕΣΣΑΛΟΝΙΚΗ*2.ΧΙΙ.88" (first day of issue).(Hellas 1823A/1824A).
1988 Europa/Transport & communications, complete set of 2 values horizontally imperforate on a cover canc. "ΘΕΣΣΑΛΟΝΙΚΗ*6.V.88" (first day of issue).(Hellas 1793Α/1794A).
1970 Hercules labours, complete set of 11 values in corner bl.4 with printers inscription on 11 covers canc. "ΘΕΣΣΑΛΟΝΙΚΗ*16.ΙΙΙ.70" (first day of issue).(Hellas 1145/1155).