Apt:
G
Y
ARIZONA
GYR
PHOENIX GOODYEAR
INDIANA
GYY
GARY-CHICAGO INTL
MINNESOTA
GYL
GLENCOE MUNI
SOUTH CAROLINA
GYH
GREENVILLE DONALDSON CENTER
TEXAS
GYI
SHERMAN-DENISON GRAYSON CO
TEXAS
GYB
GIDDINGS-LEE CO