ICAO		IATA		Other		Location
KMSS		MSS		MSS		Massena [Intl-Richards Field], New York, US (53 mi / 86 km NE)
				CPR2		Embrun, Ontario, CA (54 mi / 87 km NE)
CYOW		YOW				Ottawa [Macdonald-Cartier Intl], Ontario, CA (55 mi / 88 km N)
CYRP		YRP				Carp, Ontario, CA (56 mi / 90 km N)
				CPP7		Ottawa [Ottawa Civic Hospital Heliport], Ontario, CA (59 mi / 95 km N)
				CPK7		Ottawa [Ottawa Children's Hospital Heliport], Ontario, CA (60 mi / 97 km N)
CYDK		YDK				Main Duck Island, Ontario, CA (60 mi / 97 km SW)
				CSF7		Ottawa [Shea Field (Ottawa/Casselman Aerodrome)], Ontario, CA (60 mi / 97 km NE)
				CNQ5		Constance Lake First Nation [Constance Lake Water Aerodrome], Ontario, CA (61 mi / 98 km N)
		XDS				Ottawa [Railway Station], Ontario, CA (61 mi / 98 km N)
		XIF				Napanee [Railway Station], Ontario, CA (62 mi / 100 km W)
				CPS6		Cornwall [Cornwall Community Hospital McConnell Site Heliport], Ontario, CA (62 mi / 100 km NE)
				CTA9		Gatineau [Ottawa/Gatineau Casino Heliport], Québec, CA (63 mi / 102 km N)
		XZB				Casselman [Railway Station], Ontario, CA (63 mi / 102 km NE)
				CNA9		Plevna/Land O'Lakes [Tomvale], Ontario, CA (63 mi / 102 km NW)
				CPF3		Dunrobin [Parti Field Aerodrome], Ontario, CA (64 mi / 102 km N)
CYRO		YRO				Ottawa [Rockcliffe Airport], Ontario, CA (64 mi / 103 km N)
				CTI3		Gatineau [Ottawa (Gatineau Water Aerodrome)], Québec, CA (64 mi / 104 km N)
				CTR7		Ottawa [Rockcliffe Water Aerodrome], Ontario, CA (65 mi / 104 km N)
				CWL2		White Lake [White Lake Water Aerodrome], Ontario, CA (65 mi / 105 km NW)