| Ref No | Year | Description | Type | U.M. | F.U. | FDC |
|---|---|---|---|---|---|---|
| S05-1 | 2005 | Zodiac Series - Rooster | 2 v | 5.00 | 2.50 | 5.00 |
| S05-1S | 2005 | Zodiac Series - Rooster | Sheetlet | 38.00 | 38.00 | - |
| S05-Z1 | 2005 | Zodiac Series - Rooster (Pacific Explorer 2005, Sydney) | MS | 6.00 | - | - |
| S05-Z2 | 2005 | Zodiac Series - Rooster (Taipei 2005) | MS | 6.00 | - | - |
| S05-2 | 2005 | Greetings Stamp | 5 v | 2.00 | 2.00 | 3.00 |
| S05-3 | 2005 | 200th Anniversary Celebration of Hans Christian Anderson | 4 v | 6.50 | 6.50 | 7.50 |
| S05-3M | 2005 | 200th Anniversary Celebration of Hans Christian Anderson | MS | 7.00 | 8.00 | 7.00 |
| S05-4 | 2005 | NUS Centennial - 100th Year of University Education | 4 v | 4.00 | 4.00 | 5.00 |
| S05-5 | 2005 | Malay Heritage Centre | 4 v | 6.00 | 6.00 | 7.00 |
| S05-6 | 2005 | 600th Anniversary of Zheng He's Voyages | 4 v | 4.00 | 4.00 | 5.00 |
| S05-6S | 2005 | 600th Anniversary of Zheng He's Voyages | Collector's sheet | 5.00 | - | - |
| S05-7 | 2005 | 117th International Olympic Committee (IOC) Session | 4 v | 4.00 | 4.00 | 6.00 |
| S05-8 | 2005 | National Day - Fabric of the Nation | 2 sheetlets of 20 v Gummed-back |
18.00 | 18.00 | 20.00 |
| S05-8A | 2005 | National Day - Fabric of the Nation | 2 sheetlet of 20 v Self-adhesive |
24.00 | 24.00 | - |
| S05-8M | 2005 | National Day - Fabric of the Nation | MS | 2.00 | 2.00 | 3.00 |
| S05-8A | 2005 | National Day - Fabric of the Nation | Collector's sheet | 10.00 | - | - |
| S05-9 | 2005 | Shophouses: Singapore-Belgium Joint Issue | 4 v | 6.00 | 6.00 | 6.50 |
| S05-9M | 2005 | Shophouses: Singapore-Belgium Joint Issue | MS | 6.50 | 6.50 | 7.00 |
| S05-10 | 2005 | Nature Series: Tree Top Walk | Se-tenant of 4 v | 5.00 | 5.00 | 5.50 |