ICAO		IATA		Other		Location
KOGS		OGS		OGS		Ogdensburg [Intl], New York, US (2 mi / 3 km SE)
		XII				Prescott [Railway Station], Ontario, CA (2 mi / 3 km W)
				68NK		Morristown [Thibert Field], New York, US (12 mi / 19 km SW)
				CNP7		Iroquois, Ontario, CA (12 mi / 20 km NE)
		XBR		CNL3		Brockville [Brockville Regional Tackaberry Airport (1000 Islands Regional Airport)], Ontario, CA (14 mi / 22 km W)
				NY07		Canton [Hurlbut Field], New York, US (19 mi / 31 km SE)
				NK16		Gouverneur [Hendricks Field], New York, US (23 mi / 37 km S)
				CNA8		Winchester, Ontario, CA (25 mi / 41 km N)
				CNS8		Morrisburg [Morrisburg Airport], Ontario, CA (26 mi / 42 km NE)
KPTD				PTD		Potsdam [Muni/Damon Field], New York, US (26 mi / 42 km E)
				CWH4		Winchester [Ottawa Winchester District Memorial Hospital Heliport], Ontario, CA (28 mi / 44 km N)
CYSH		YSH				Smiths Falls (Russ Beach) [Montague Airport], Ontario, CA (28 mi / 45 km NW)
				CPL3		Rideau Valley [Rideau Valley Air Park], Ontario, CA (29 mi / 46 km N)
				1E8		Degrasse [Degrasse Moores Airport], New York, US (30 mi / 48 km SE)
				CNS9		Smiths Falls [Smiths Falls Community Hospital Heliport], Ontario, CA (30 mi / 49 km NW)
				NK75		Massena [Thomas E Perdue Heliport], New York, US (33 mi / 52 km NE)
		AXB		89NY		Alexandria Bay [Maxson Airfield], New York, US (34 mi / 54 km SW)
KMSS		MSS		MSS		Massena [Intl-Richards Field], New York, US (35 mi / 57 km NE)
				36NY		Massena [Massena Substation Heliport], New York, US (35 mi / 57 km NE)
				CHF2		Manotick [Hope Field (Ottawa/Manotick Aerodrome)], Ontario, CA (36 mi / 57 km N)