Sheets of Singapore, 2011
| Issuer | Date | Desc | State | ||
| - | no image | Singapore | 1/7/2011 | Year of the Rabbit 2011, sheet of 2 types | |
| - | no image | Singapore | 2/12/2011 | empty sheet (#22126) | incomplete |
| - | no image | Singapore | 4/13/2011 | empty sheet (#22127) | incomplete |
| - | no image | Singapore | 6/3/2011 | empty sheet (#22128) | incomplete |
| - |  |
Singapore | 7/28/2011 | empty sheet (#22129) | incomplete |
| - |  |
Singapore | 9/14/2011 | Greetings 2011, empty sheet (#22130) | incomplete |
| - |  |
Singapore | 10/17/2011 | Joint Issue with Egypt, sheet of 2 types | |
| - | no image | Singapore | 11/12/2011 | 20th World Orchid Conference, sheet of 1 type |