Manufacturer = INTERSTATE
Total Count: 6
| Manufacturer | Model | Type Designator | Description | Engine Type | Engine Count | WTC | Photo |
|---|---|---|---|---|---|---|---|
| INTERSTATE | S-1 Cadet | S1 | Landplane | Piston | 1 | L | - |
| INTERSTATE | S-1 Arctic Tern | S1 | Landplane | Piston | 1 | L | - |
| INTERSTATE | S-1 | S1 | Landplane | Piston | 1 | L | - |
| INTERSTATE | L-6 Cadet | S1 | Landplane | Piston | 1 | L | - |
| INTERSTATE | Cadet | S1 | Landplane | Piston | 1 | L | - |
| INTERSTATE | Arctic Tern | S1 | Landplane | Piston | 1 | L | - |