ICAO Airline Designator & Telephony
TLC AIR, INC. (CARROLTON, TX)
EXECUTIVE FLIGHT, INC. (ARLINGTON, TX)
OLD DOMINION FREIGHT LINES, INC. (THOMASVILLE, NC)
SENTEL CORPORATION (NEWPORT NEWS, VA)
FLAMINGO AIR, INC. (CINCINNATI, OH)
ASCENSION AIR MANAGEMENT, INC. (ATLANTA, GA)
