TXG

XDY

None assigned

DYNAIR SERVICES, INC. (MCLEAN, VA)

RIM

RIMROCK

RIMROCK AIRLINES, INC. (SPOKANE, WA)

RJR

JUMPJET

AVIONCO US LTD

IRO

IRON AIR

CSA AIR, INC. (IRON MOUNTAIN, MI)

XYZ

RAINBIRD

ISLAND AIR EXPRESS (FRIDAY HARBOR, WA)

PDT

PIEDMONT

PIEDMONT AIRLINES, INC. D/B/A HENSON AVIATION - USAIR FLORIDA SHUTTLE - USAIR EXPRESS (SALISBURY, MD)