| Name | Designator | Engine Manufacturer |
|---|---|---|
| C-20A Gulfstream 3 | GLF3 | GULFSTREAM AEROSPACE |
| C-20B Gulfstream 3 | GLF3 | GULFSTREAM AEROSPACE |
| C-20C Gulfstream 3 | GLF3 | GULFSTREAM AEROSPACE |
| C-20D Gulfstream 3 | GLF3 | GULFSTREAM AEROSPACE |
| C-20E Gulfstream 3 | GLF3 | GULFSTREAM AEROSPACE |
| G-1159A Gulfstream 3 | GLF3 | GULFSTREAM AEROSPACE |
| G-1159A Gulfstream SRA-1 | GLF3 | GULFSTREAM AEROSPACE |
| G-1159A Gulfstream 3 | GLF3 | GULFSTREAM AMERICAN |
| G-1159A Gulfstream SMA-3 | GLF3 | GULFSTREAM AMERICAN |