This airport has been surveyed by the national geodetic survey.
48 hours prior permission required for unsked air carrier operations with more than 30 passenger seats; please call safety office (573) 817-5063 or (573) 817-5064. Airport rescue and fire fighting index C available upon request.
When air traffic control tower closed activate HIRL runway 02/20; MIRL runway 13/31; MALSR runway 02; and odals runway 20 - CTAF.
Contact columbia radio for airport advisory service on 119.3 when tower is closed.