USDA Forest Service currently operates 3 Shorts 330's. You can find the details of each aircraft, including registration, listed below.
| Registration | Type | Status | Delivery Date | |
|---|---|---|---|---|
 |
N175Z | Shorts 330 (C-23A Sherpa) | Active | 26.03.91 |
|
N178Z | Shorts 330- | Active | 26.03.91 |
|
N179Z | Shorts 330 (C-23A Sherpa) | Active | 26.03.91 |