| Catalogue numbers for bird stamps from Sudan |
| Year | Date | Description | SG | Michel | Scott | Yvert | ÅE | KSissue | KS |
| 1951 | 01.09.1951 | Definitives | 124 | 132 | 99 | 97 | 1 | 1951.01 | 1 |
| 1951 | 01.09.1951 | Overprint S.G. on 1951.01 | O48 | D52 | O45 | S85 | 2 | 1951.02 | 2 |
| 1967 | 01.04.1967 | The month of the south | 262 | 229 | 196 | 194 | 3 | 1967.01 | 3 |
| 1990 | 25.03.1990 | Birds | 458-462 | 422-426 | 387-391 | 383-387 | 4-8 | 1990.01 | 4-8 |
| 1991 | 01.07.1991 | Definitives | 475,479,481 | 440,444,446 | 404,408,410 | 398,402,404 | 09-11 | 1991.01 | 9-11 |
| 1991 | 01.07.1991 | Overprint S.G. in Arabic on 1991.01 | O491,O495,O497 | D85,D89,D91 | O76,O80,O82 | S115-S130 | 12-14 | 1991.02 | 12-14 |
| 1992 | Surcharge on 1991.01 | 512 | 438 | 15 | 1992.01 | 15 | |||
| 2003 | 15.04.2003 | Surcharge on 1991.01 | 619 | 578a,578b | 452-453 | 16-17 | 2003.01 | 16-17 |
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