This search includes 14 CFR parts 91 (general aviation/private), 121 (scheduled airline), 125 (large aircraft/private), 129 (foreign air carrier), 133 (rotorcraft external load), 135 (charter/air taxi), and 137 (agricultural/spraying). Click on a 14 CFR part number below to see certificated air operators. Check "Show Aircraft" to view aircraft make, model, and series. If your air operator information is incorrect, please contact your local FSDO.