11 March 1988: Opening of the Sultan Salahuddin Abdul Aziz Shah Mosque

This FDC was cancelled in Shah Alam.

04 April 1988: Official Opening of the Sultan Ismail Paka Power Plant

This FDC was cancelled in Kuala Trengganu.

This FDC was cancelled in Paka.

31 August 1988: 25th Anniversary of Independence of Sabah and Sarawak in Malaysia

These FDCs were cancelled in Kota Kinabalu and Kuching representing the capital cities of Sabah and Sarawak respectively.