Country Air Service Inc
5 aircraft registered with the FAA to this corporation of Hecla, SD.
- N3654N Air Tractor Inc AT-301Fixed-wing, single engine Hecla, SD Registered
- N4488D Beech G35Fixed-wing, single engine Hecla, SD Registered
- N4994R Cessna A188BFixed-wing, single engine Hecla, SD Registered
- N7502H Piper PA-12Fixed-wing, single engine Hecla, SD Registered
- N4193X Rockwell International S-2RFixed-wing, single engine Hecla, SD Registered