ICAO		IATA		Other		Location
				WY23		Sussex [Iberlin Strip], Wyoming, US (110 mi / 178 km W)
				SD71		Oelrichs [Bogner Field], South Dakota, US (113 mi / 182 km S)
KBPP				BPP		Bowman [Muni], North Dakota, US (113 mi / 182 km N)
				84WY		Douglas [Moore Ranch Airport], Wyoming, US (113 mi / 182 km SW)
KBWW		BWM		BWW		Bowman [Bowman Regional], North Dakota, US (114 mi / 183 km N)
				1SD6		Oelrich's [Bogner No II Airport], South Dakota, US (116 mi / 186 km SE)
				WY07		Douglas [Hardy Ranch Airport], Wyoming, US (117 mi / 189 km SW)
				WY18		Midwest [Iberlin Ranch Number 2 Airport], Wyoming, US (118 mi / 189 km SW)
KBHK				BHK		Baker [Muni], Montana, US (118 mi / 190 km N)
KHEI				HEI		Hettinger [Hettinger/JB Lindquist Regional], North Dakota, US (121 mi / 194 km NE)
				3U4		Ashland [St. Labre Mission Airport], Montana, US (122 mi / 196 km NW)
				14ND		Reeder [Hagen Airport], North Dakota, US (125 mi / 201 km NE)
				NA98		Scranton [Dilse Airstrip], North Dakota, US (125 mi / 201 km NE)
KBYG		BYG		BYG		Buffalo [Johnson County Airport], Wyoming, US (127 mi / 204 km W)
				SD69		Interior [Badlands Heliport], South Dakota, US (128 mi / 206 km SE)
				1SD0		Glad Valley [Dorsey Ranch Airport], South Dakota, US (129 mi / 207 km E)
KPIN						Piney Creek, Wyoming, US (130 mi / 209 km W)
				SD07		Philip [Keystone Xl Philip Heliport], South Dakota, US (131 mi / 210 km E)
KLSK		LSK		LSK		Lusk [Muni], Wyoming, US (131 mi / 210 km S)
KLEM		LEM		LEM		Lemmon [Muni], South Dakota, US (134 mi / 216 km NE)