EMD G12

• 7 BHP Whyalla DE class

A total of 241 locomotives:

• 2 Estrada de Ferro de Goiás 5201–5202
• 30 Mogiana Railway 3001–3030
• 43 Estrada de Ferro Noroeste do Brasil 1101–1143
• 17 Rede de Viação Paraná-Santa Catarina
• 18 São Paulo Railway 700–717
• 25 Rede Mineira de Viação 2201–2207, 2217–2228
• 71 Viação Férrea do Rio Grande do Sul 2121–2145, 2161–2168, 6169–6206
• 35 Estrada de Ferro Vitória a Minas 531–565

• 2 London & Port Stanley Railway L4, L5
• 1 General Motors Diesel demonstrator 7707 (to Sweden as Statens Järnvägar T42 in service between 1956 and 1983[1])

• 3 Andes Copper Mining 81–83

• 97 Egyptian Railways 3701–3797.[2] During the 1967 Six-Day War, Israel captured 3712, 3715, 3766 and 3795, which were appropriated to Israel Railways stock.

• 23 Israel Railways 104–126,[3] some since rebuilt with 12-645E engines. After the 1967 Six-Day War, four captured Egyptian G12s were renumbered 127–130.[4]

• 137 Islamic Republic of Iran Railways 40.01–40.137
• Driver cab of most of the active units have been changed to full view like GT26.
• Railway Research Center (MATRAI) has converted one of G12 loco to Hybrid locomotive in 2001 with AC drive.

• 5 Kowloon-Canton Railway Corporation No. 51–55
  • 52–55 re-sold to Chicago Freight Car Leasing Australia as TL152–TL155
  • 51 "Sir Alexander", named after by-then governor of Hong Kong in 1955, Alexander Grantham, was donated and preserved in Hong Kong Railway Museum after retirement and restoration[5]

• 84 Ferrocarriles Nacionales de México 5806–5889

• 5 Dutch State Mines SM 151-155 (Built in 1956-1959 under license as Henschel G12 in Germany). In 1970 sold to the Nederlandse Spoorwegen as series NS 2901-2905. In 1975 sold to Ferrocarriles de Vía Estrecha in Spain.

• 25 Korean National Railways 4001–4015(From 4011 to 4015, the gear ratio was changed to change the speed to reach 153 km/h (95 mph), and the numbers were revised to 4301 to 4305) , 4101–4110

• 25 Nigerian Railways 1101–1125

• 2 Sydvaranger 1, DE101 – G12 (used on the Kirkenes–Bjørnevatn Line, 1954–97)

• 2 Sri Lanka Railways.

Class M2C 626–627 (Before 2010 it used only for upcountry between Rathmalana, Colombo- Kandy, Badulla.)

• Government Coal Mines 01–03

• 25 Sarmiento Railway 4501–4525, later 6551-6575.

• 13 Queensland Rail 1400 class

A total of 26 locomotives:

• 6 Rede Mineira de Viação 2708–2712
• 20 Viação Férrea do Rio Grande do Sul 2101–2120

• 11 Indonesian State Railways BB201 01–BB201 11

• 6 Ferrocarriles Nacionales de México 5800–5805

• 146 New Zealand Railways DA class 1400–1545

Sri Lanka Railways Class M2D 628

• 12 Sri Lanka Railways.[6] All except M2 571 still in daily operation (1). Classified as Class M2
  • Class M2 569–573 And one locomotive (M2 571) destroyed by terrorism.
  • Class M2A 591–593
  • Class M2B 594–595
  • Class M2D 628–629

• 52 Taiwan Railway Administration R21–R72; some of their engines were replaced to 12-645E. R56–59: sent to Malawi Railways in July 2006.

• 1 Electro-Motive Division demonstrator 1956

A Ferroexpreso Pampeano EMD GR12 on the Sarmiento Railway.

• 60 Sarmiento Railway as model GR12, initially 6576-6635 but later some were renumbered.

A total of 66 locomotives:

• 10 Queensland Rail 1450 class
• 42 Queensland Rail 1460 class (later on-sold to Tranz Rail and converted to DQ class locomotives for use in New Zealand and Tasmania).
• 14 Western Australian Government Railways A class