| Issuer | Date | Desc | State | ||
| - | no image | Philippines | 2/17/1989 | 50th Anniversary of Oblates of Mary Immaculate, sheet of 1 type | incomplete |
| - | no image | Philippines | 2/27/1989 | 50th Anniversary of General Santos City, sheet of 1 type | incomplete |
| - | no image | Philippines | 6/11/1989 | Supreme Court, sheet of 1 type | incomplete |
| - | no image | Philippines | 7/1/1989 | 200th Anniversary of French Revolution, empty sheet (#23155) | incomplete |
| - | no image | Philippines | 7/14/1989 | National Science and Technology Week, empty sheet (#23156) | incomplete |
| - | no image | Philippines | 10/23/1989 | 50th Anniversary of National Defence Department, empty sheet (#23157) | incomplete |
| - | no image | Philippines | 10/30/1989 | 10th Anniversary of Asia-Pacific Telecommunity, empty sheet (#23158) | incomplete |
| - | no image | Philippines | 11/13/1989 | International Maritime Organization, empty sheet (#23159) | incomplete |
| - | no image | Philippines | 11/17/1989 | empty sheet (#23160) | incomplete |