Sikorsky S-58B (H-34A) in Canadian service List of Operators of CH-126 Choctaw Years Model Org 1955/71 Royal Canadian Air Force (1945-1968) S-58 H-34 Global Distribution of CH-126 Choctaw 6ch-126 Construction Numbers C/N Year History 58-160 1955 9630 58-161 w/o 1961 1955 9631 58-202 1955 9632,C-FFZM,CF-FZM,N99482 58-223 1956 9633,C-FJTH,CF-JTH 58-224 w/o 1959 1956 9634 58-245 1956 9635,C-FNHJ,CF-NHJ,N99275