| No. | Class | F.M. Whyte | Gauge | Railroad Line | Location | Status | Builder Info | Notes |
|---|---|---|---|---|---|---|---|---|
| 13 | F | 0-6-0ST | 42" | NZGR | Ferrymead Heritage Park, Ferrymead, CAN | operational | Neilson & Co. #1692, 1872 | Run by the Canterbury Railway Society. Named Peveril. Previously named Edie Ochiltree. Oldest operating steam locomotive in New Zealand. |
| 170 (576 1) | D | 2-4-0T | 42" | unknown, Helensville, AUK | display | Neilson & Co. #2563, 1880 | ||
| 216 | F | 0-6-0ST | 42" | Bush Tramway Club, Huntly, WKO | stored | Neilson & Co. #3751, 1880 | Rebuilt to diesel. | |
| 221 | D | 2-4-0T | 42" | Kaitaia Park, Kaitaia, NTL | display | Neilson & Co. #2565, 1880 | ||
| 16 | D | 2-4-0T | 42" | NZGR | Pleasant Point Railway & Historical Society, Pleasant Point, CAN | operational | Neilson & Co. #2306, 1878 | |
| 143 | D | 2-4-0T | 42" | Silver Stream Railway, Silverstream, WGN | stored | Neilson & Co. #1847, 1874 | Named Trout. | |
| 6 | D | 2-4-0T | 42" | Ocean Beach Railway, St. Kilda, OTA | stored | Neilson & Co. #2564, 1880 |