Sheets of South Africa, 1998
| Issuer | Date | Desc | State | ||
| - |  |
South Africa | 1/28/1998 | empty sheet (#64644) | incomplete |
| - |  |
South Africa | 2/1/1998 | empty sheet (#21115) | incomplete |
| - | no image | South Africa | 5/1/1998 | empty sheet (#64645) | incomplete |
| - | no image | South Africa | 6/28/1998 | empty sheet (#64646) | incomplete |
| - |  |
South Africa | 8/16/1998 | South African Raptors, sheet of 10 types | incomplete |
| - | no image | South Africa | 9/28/1998 | empty sheet (#64636) | incomplete |
| - | no image | South Africa | 9/28/1998 | empty sheet (#64637) | incomplete |
| - |  |
South Africa | 10/9/1998 | empty sheet (#64638) | incomplete |
| - |  |
South Africa | 10/20/1998 | empty sheet (#64639) | incomplete |
| - |  |
South Africa | 10/23/1998 | empty sheet (#64640) | incomplete |
| - | no image | South Africa | 11/10/1998 | empty sheet (#64641) | incomplete |