| Issuer | Date | Desc | State | ||
| - | no image | Trinidad & Tobago | 2/18/2004 | empty sheet (#9594) | incomplete |
| - | no image | Trinidad & Tobago | 6/7/2004 | sheet of 1 type | |
| - | no image | Trinidad & Tobago | 9/23/2004 | International Year to Commemorate the Fight against Slavery and its Abolition, sheet of 1 type | |
| - | no image | Trinidad & Tobago | 11/22/2004 | Christmas 2004, sheet of 1 type |