Sheets of Portugal - Azores region, 1998
| Issuer | Date | Desc | State | ||
| - |  |
Azores region | 5/21/1998 | Europa 1998, sheet of 3, 1 type | incomplete |
| - | no image | Azores region | 8/4/1998 | empty sheet (#24655) | incomplete |
| Issuer | Date | Desc | State | ||
| - | |
Azores region | 5/21/1998 | Europa 1998, sheet of 3, 1 type | incomplete |
| - | no image | Azores region | 8/4/1998 | empty sheet (#24655) | incomplete |