ModelC/NOperators List of Operators of S-58 H-34 Years Model Org 1955/71 CH-126 Choctaw Royal Canadian Air Force (1945-1968) 1955/70 US Navy 1955/70 US Army Aviation 1955/71 US Marine Corps 1956/76 Armée de l'Air 1956/68 Westland 1956/58 S-58C New York Airways 1956/67 S-58C Chicago Helicopter Airways 1957/72 Heeresflieger 1957/62 HUS-1Z / VH-34D Seahorse US Marine Corps 1958/69 Heil Ha'Avir 1958/?? Japan Maritime Self-Defense Force 1958/73 HUS-1 / UH-34D Seahorse Kaijō Hoan-chō 1959/79 Marina Militare Italiana 1959/62 HH-34F Seahorse US Coast Guard 1960/72 Marine Luchtvaartdienst 1962/65 Força Aérea Brasileira 1962/78 Armada de Chile 1962/75 Không lực Việt Nam Cộng hòa 1962/03 Royal Thai Air Force 1963/78 S-58C Force Aérienne Belge 1963/75 Marineflieger 1965/74 Força Aeronaval da Marinha do Brasil 1965/?? Lao People's Armed Forces 1965/75 Air America 1968/73 HSS-1 / SH-34G Seabat Kaijō Hoan-chō 1971/92 Aviacion Naval Uruguaya 1971/74 US Air Force 1973/?? S-58T Líder Aviação 1973/82 Air Greenland 1974/81 British Airways Helicopters 1974/81 British European Airways 1975/80 Fuerza Aerea Argentina 1994- 5 State Helicopters Helicopteros Marinos Okanagan Helicopters State of California Carson Helicopters Global Distribution of S-58 H-34 6ch-12621ch-34c552h-34a89h-34g.III26h-34g.i25h-34g.ii6hh-34f252hss-1172hss-1n592hus-122hus-1a6lh-34d7hus-1z2s-5821s-58b17s-58c1S-58D4xhss-1