Apt: OG

HAWAII	OGG	MAUI KAHULUI
MICHIGAN	OGM	ONTONAGON CO-SCHUSTER FLD
NEBRASKA	OGA	OGALLALA SEARLE FLD
NEW YORK	OGS	OGDENSBURG INTL
SOUTH CAROLINA	OGB	ORANGEBURG MUNI
UTAH	OGD	OGDEN-HINCKLEY