CYT

RCH

REACH

AIR MOBILITY COMMAND (AMC)

LBQ

LABQUEST

QUEST DIAGNOSTICS (READING, PA)

KWX

KAY DUB

FLORIDA AEROCHARTER INC. D/B/A AIR KEY WEST (KEY WEST, FL)

PRB

PRAMS AIR

PUERTO RICO AIR MANAGEMENT SERVICES, INC. (SAN JUAN, PR)

PDT

PIEDMONT

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

CLK

CLARKAIR

CLARK AVIATION CORP. (NEW CUMBERLAND, PA)