List of railway artillery
Railway guns were large guns and howitzers mounted on and fired from specially constructed railway cars. They have been obsolete since World War II and have been superseded by tactical surface-to-surface missiles, multiple rocket launchers, and bomber aircraft.
| Caliber | Weapon name | Country of origin | Period |
| 120 | Canon de 120 L mle 1878 sur affût-truc Peigné-Canet-Schneider mle 1897 | World War I | |
| 138.6 | Canon de 140 sur affût-truc mle 1884 | World War I | |
| 149.1 | 15 cm SK "Nathan" |  German Empire |