| No. | Model | Gauge | Railroad Line | Location | Status | Builder Info | Notes |
|---|---|---|---|---|---|---|---|
| 20 (400) | RS-1 | 4'-8½" | A&M (Rutland) | Arkansas & Missouri Railroad, Springdale, AR | operational | Alco, 10/1951 | |
| 12 (46) | T6 | 4'-8½" | A&M (N&W) | Arkansas & Missouri Railroad, Springdale, AR | operational | Alco, 10/1959 |
