1990-12-24: Birds of Buzin

1990-12-08: 30th Wedding Anniversary of King Baudouin and Queen Fabiola

1990-12-01: Work of arts abroad

1990-11-10: Christmas and New Year

1990-11-03: Saint Bernard of Clairvaux

1990-10-13: Youth Philately 1990 - Lucky Luke

1990-10-06: Youth and music movement

1990-09-08: Fish (1990)

1990-09-07: King Baudouin, 60th anniversary

1990-07-07: Tourist Publicity 1990

1990-06-16: Battle of Waterloo

1990-06-02: Stampexhibition BELGICA

1990-05-05: Europa (C.E.P.T.) 1990 - Post Office Buildings

1990-04-28: Labour Day

1990-04-12: 50th Anniv. of Battle between Belgium and the Wehrmacht

1990-04-09: Stamp Day 1990: Postman Roulin by Vincent Van Gogh

1990-04-04: 500th Anniversary of Regular European Postal Services

1990-04-02: National Water Supply Society, 75th anniversary

1990-03-19: Sport

1990-03-19: FIFA World Cup 2006 - Germany

1990-03-10: International Women's Day - Emilienne Brunfaut

1990-03-05: Birds of Buzin - Precancelled

1990-03-03: Ghent Flower Show 1990

1990-02-05: Promotion philately