| No. | Model | Gauge | Railroad Line | Location | Status | Builder Info | Notes |
|---|---|---|---|---|---|---|---|
| 9935 (910) | RS-3 | 4'-8½" | Housatonic (DL&W) | Housatonic Railroad, Caanan, CT | operational | Alco, 04/1951 | |
| 1203 (914) | RS-3 | 4'-8½" | M&D (DL&W) | Maryland & Delaware Railroad, Federalsburg, MD | operational | Alco, 03/1952 | |
| 1202 (902) | RS-3 | 4'-8½" | M&D (DL&W) | Maryland & Delaware Railroad, Federalsburg, MD | operational | Alco, 08/1950 | |
| 1201 (911) | RS-3 | 4'-8½" | M&D (DL&W) | Maryland & Delaware Railroad, Federalsburg, MD | operational | Alco, 03/1952 | |
| 663 (504A) | F3A | 4'-8½" | DL&W (BAR) | Steamtown National Historic Site, Scranton, PA | operational | EMD, 05/1948 | |
| 664 (506A) | F3A | 4'-8½" | DL&W (Bangor & Aroostook) | Steamtown National Historic Site, Scranton, PA | operational | EMD, 05/1948 | Owned by Tri-State Railway Historical Society. |
| 664B (4268B) | F7B | 4'-8½" | DL&W (B&M) | Steamtown National Historic Site, Scranton, PA | operational | EMD, 11/1950 |
