| No. | Class | F.M. Whyte | Gauge | Railroad Line | Location | Status | Builder Info | Notes |
|---|---|---|---|---|---|---|---|---|
| 26 | C-43 | 2-8-0 | 4'-8½" | WP | Travel Town Museum, Los Angeles, CA | display | Alco (Schenectady) #46456, 1909 | |
| 164 | S-34 | 0-6-0 | 4'-8½" | WP | Hewitt Park, Oroville, CA | display | Alco (Schenectady) #58786, 1919 | |
| 165 | S-34 | 0-6-0 | 4'-8½" | WP | Western Pacific Railroad Museum, Portola, CA | operational | Alco (Schenectady) #58787, 1919 | From the Pleasanton Fairgrounds, then PLA. Restored to operation on April 23, 2022. Debuted in excursion service on May 15, 2022. Currently the only operational WP steam locomotive. |
| 484 | GS-64 | 4-8-4 | 4'-8½" | WP | Western Pacific Railroad Museum, Portola, CA | display | The engine was scrapped after retirement in 1953, but the tender still survives today. The tender was later converted into a steam generator for their rotary snowplow. | |
| 334 | MK-71 | 2-8-2 | 4'-8½" | WP | Western Railway Museum, Suisun City, CA | stored | Alco (Schenectady) #67972, 1929 | |
| 94 | TP-29 | 4-6-0 | 4'-8½" | WP | Western Railway Museum, Suisun City, CA | display | Alco (Brooks) #46419, 1909 | Featured in Pollyanna. Used in excursion service until 1986. |