Sheets of Solomon Islands, 1999
| Issuer | Date | Desc | State | ||
| - |  |
Solomon Islands | 3/19/1999 | Australia '99, sheet of 2 types | all added |
| - |  |
Solomon Islands | 7/2/1999 | PHILEXFRANCE '99, sheet of 12 types | all added |
| - | no image | Solomon Islands | 12/1/1999 | Second World War Veterans' Millennium Visit, sheet of 5 types | all added |