Various 750 mm (2 ft 5 1⁄2 in) gauge railways operate in Ukraine as common carrier, industrial railway or children's railways.
Lines in Carpathian Ukraine
Beregovo region network, around 200 km, initially built during the Hungarian Empire at the gauge of 760 mm (2 ft 5 15⁄16 in) and regauged to 750 mm (2 ft 5 1⁄2 in) when Ukraine became part of the Soviet Union
Uzhgorod region, 35 km, built at the gauge of 760 mm (2 ft 5 15⁄16 in) and regauged to 750 mm (2 ft 5 1⁄2 in).
Antonivka system in West Ukraine
Built around 1900 at the gauge of 750 mm (2 ft 5 1⁄2 in)
Central Ukraine
Haivoron network, built around 1900 at the gauge of 750 mm (2 ft 5 1⁄2 in), 703 km.
Novopoltavka railways
Vapniarka railways, 140 km, built at the 600 mm (1 ft 11 5⁄8 in) gauge by Germany, later regauged to 750 mm (2 ft 5 1⁄2 in)
750 mm (2 ft 5 1⁄2 in) gauge industry, agricultural and forest railways
Industrial, peat, sugar and forestry lines
Mykhailivka sugar railway,1932–1990.
Okhtyrka sugar railway, 56 km, 1940–1999.
Potash industrial lines, 49 km, 1933–2003.
Smyha peat railways
Teresva forestry railway, 138 km, built at the gauge of 750 mm (2 ft 5 1⁄2 in) and regauged to 760 mm (2 ft 5 15⁄16 in) (Between the two World Wars the region was a part of Czechoslovakia) and back to 750 mm (2 ft 5 1⁄2 in).
Vygoda system, 180 km of forest railways
Ten pioneer or children's railways exist in various cities.
Dnipropetrovsk pioneer railway, 2 km in the Globy Park in Dnipropetrovsk, opened in 1936.
Donetsk pioneer railway, 2 km in the Leninist Komsomol Park in Donetsk, opened in 1972.
Yevpatoria pioneer railway near Yevpatoria on the Crimea Peninsula, opened around 1990, abandoned.
Kharkiv pioneer railway, 4 km in the northern part of Kharkiv, opened in 1940.
Kiev pioneer railway, 3 km in the Syretskij Park in Kiev, opened in 1953.
Lutsk pioneer railway in Lutsk, built 1952–1954.
Lviv pioneer railway, 1,9 km in the Strijskij Park in Lviv
Uzhhorod pioneer railway on the bank of the River Uzh in Uzhhorod, opened in 1947.
Rivne pioneer railway, 2 km, in Rivne, opened in 1949.
Zaporože pioneer railway, 9 km, between the main railway station of Zaporizhia and the River Dnieper, opened in 1972.
