ICAO Airline Designator & Telephony
AERODYNAMICS, INC. (WATERFORD, MI)
MARTIN COMPANIES (KILGORE, TX)
PIEDMONT AVIATION SERVICES, INC. D/B/A PACE AIRLINES (WINSTON-SALEM, NC)
BOSTON-MAINE AIRWAYS (PORTSMOUTH, NH)
LEXAIR CORPORATE AVIATION
OKLAHOMA STATE UNIVERSITY
