MDA - Missile Defense Agency currently operates 2 Gulfstream II's. You can find the details of each aircraft, including registration, listed below.
| Registration | Type | Status | Delivery Date | |
|---|---|---|---|---|
 |
N178B | Gulfstream II- | Active | 07.06.04 |
|
N74A | Gulfstream II- | Active | 07.06.04 |