# 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 They have been obsolete since World War II and have been superseded by tactical surface-to-surface missiles, multiple rocket launchers, and bomber aircraft.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 (mm) | Weapon name | Country of origin | Period |
| 120 | Canon de 120 L mle 1878 sur affût-truc Peigné-Canet-Schneider mle 1897 | France | World War I |
| 138.6 | Canon de 140 sur affût-truc mle 1884 | France | World War I |
| 149.1 | 15 cm SK "Nathan" | German Empire | World War I |
| 149.3 | 15 cm K (E) | Nazi Germany | World War II |
| 155 | Materiel de 155 sur affût-truc Schneider | France | World War I |
| 155 | Obusier de 155 C mle 1881 sur affût-truc Peigné-Canet-Schneider mle 1897 | France | World War I |
| 164 | Canon de 164 modèle 1893/96 TAZ | France | World War I |
| 172.6 | 17 cm SK L/40 i.R.L. auf Eisenbahnwagen "Samuel" | German Empire | World War I |
| 173 | 17 cm K (E) | Nazi Germany | World War II |
| 180 | TM-1-180 | Soviet Union | World War II |
| 194 | 19 cm Canon G modèle 1916/1917 | France | World War I |
| 194 | Canon de 19 modèle 1870/93 TAZ | France | World War I, World War II |
| 200 | Obusier de 200 "Pérou" sur affût-truck TAZ Schneider | France | World War I |
| 203 | 20.3 cm K (E) | Nazi Germany | World War II |
| 203 | 8-inch M1888 gun | United States | World War I, World War II |
| 203 | 8-inch Mk. VI railway gun (aka M3A2) | United States | World War II |
| 209.3 | 21 cm SK "Peter Adalbert" | German Empire | World War I |
| 210 | 21 cm K12 (E) | Nazi Germany | World War II |
| 233 | BL 9.2 inch Railway Gun | United Kingdom | World War I, World War II |
| 238 | 24 cm SK L/30 "Theodor Otto" | German Empire | World War I |
| 238 | 24 cm SK L/40 "Theodor Karl" | German Empire | World War I |
| 238 | 24 cm Theodor Kanone (E) | Nazi Germany | World War II |
| 238 | 24 cm Theodor Bruno Kanone (E) | Nazi Germany | World War II |
| 240 | 24 cm Canon G modèle 1916 | France | World War I |
| 240 | Canon de 240 L Mle 1884 | France | World War I |
| 240 | Canon de 240 TR Mle 1903 | France | World War I - World War II |
| 240 | Canon de 240 modèle 93/96 TAZ | France | World War I - World War II |
| 240 | Type 90 240 mm railway gun | Japan | World War II |
| 274 | Mortier de 274 Mle 1870/81 | France | World War I |
| 274 | Canon de 274 modèle 93/96 Berceau | France | World War I |
| 274 | Canon de 274 modèle 87/93 Glissement | France | World War I, World War II |
| 283 | 28 cm SK L/40 "Bruno" | German Empire | World War I |
| 283 | 28 cm K L/40 "Kurfürst" | German Empire | World War I |
| 283 | 28 cm schwere Bruno Kanone (E) | Nazi Germany | World War II |
| 283 | 28 cm K5 railway gun | Nazi Germany | World War II |
| 293 | Mortier de 293 Danois sur affut-truck modèle 1914 | France | World War I - World War II |
| 305 | Canon de 305 modèle 93/96 TAZ | France | World War I |
| 305 | Canon de 305 modèle 1893/96 à berceau | France | World War I |
| 305 | Canon de 305 modèle 1893/96 à glissement | France | World War I |
| 305 | Canon de 305 modèle 1906/10 à glissement | France | World War II |
| 305 | BL 12 inch Mk IX Railway Gun | United Kingdom | World War I |
| 305 | BL 12 inch Railway Howitzer Mk I, III, V | United Kingdom | World War I, World War II |
| 305 | TM-3-12 | Soviet Union | World War II - 1991 |
| 305 | 12-inch coast defense mortar | United States | World War I - World War II |
| 305 | 12-inch Bethlehem Model 1918 railway gun | United States | World War I |
| 320 | Canon de 32 modèle 1870/81 à glissement | France | World War I |
| 320 | Canon de 32 modèle 1870/84 à glissement | France | World War I - World War II |
| 320 | Canon de 32 modèle 1870/93 à glissement | France | World War I - World War II |
| 320 | Canon de 320 modèle 1917 à glissement | France | World War II |
| 340 | Canon de 340 modèle 1893 à glissement | France | World War I - World War II |
| 340 | Canon de 340 modèle 1912 à berceau | France | World War I - World War II |
| 340 | Canon de 340 modèle 1912 à glissement | France | World War I - World War II |
| 343 | BL 13.5 inch Railway Gun | United Kingdom | World War II |
| 356 | BL 14 inch Railway Gun | United Kingdom | World War I |
| 356 | USN 14 inch/50 Railway Gun | United States | World War I |
| 356 | 14-inch M1920 railway gun | United States | 1920s - World War II |
| 370 | Mortier de 370 mm Modèle 1887 | France | World War I - World War II |
| 370 | Obusier de 370 modèle 1915 | France | World War I - World War II |
| 370 | Canon de 370 modèle 75/79 Glissement | France | World War I - World War II |
| 370 | Mortier de 370 modèle 1914 Filloux | France | World War I - World War II |
| 380 | 38 cm SK L/45 "Max" | German Empire | World War I |
| 380 | 38 cm Siegfried K (E) | Nazi Germany | World War II |
| 381 | Cannone da 381/40 AVS | Italy | World War I |
| 400 | Obusier de 400 Modèle 1915/1916 | France | World War I - World War II |
| 457 | BL 18 inch railway howitzer | United Kingdom | World War II |
| 520 | Obusier de 520 modèle 1916 | France | World War I - World War II |
| 800 | 80 cm Dora | Nazi Germany | World War II |
| 800 | 80 cm Schwerer Gustav | Nazi Germany | World War II |