ICAO		IATA		Other		Location
KBIL		BIL		BIL		Billings [Billings Logan Intl], Montana, US (150 mi / 242 km SE)
				0MT5		Laurel [Cottonwood Airport], Montana, US (151 mi / 243 km SE)
				3MT9		Philipsburg [Willow Airport], Montana, US (151 mi / 243 km SW)
				RC0		Clinton [Rock Creek Airport], Montana, US (151 mi / 243 km W)
				MT25		Billings [St. Vincent Healthcare Heliport], Montana, US (152 mi / 244 km SE)
				50MT		Laurel [Fly WM Airport], Montana, US (152 mi / 244 km SE)
				MT55		Billings [Billings Clinic Heliport], Montana, US (152 mi / 245 km SE)
				CJM5		Frontier [Frontier Airport], Saskatchewan, CA (152 mi / 245 km NE)
				96MT		Laurel [Powers Propair Service Airport], Montana, US (153 mi / 246 km SE)
KRVF				RVF		Twin Bridges [Ruby Valley Field], Montana, US (154 mi / 248 km SW)
				4MT7		Big Sky [Big Sky Medical Center Heliport], Montana, US (154 mi / 248 km S)
				63MT		Billings [Billings Flying Service Airport], Montana, US (154 mi / 248 km SE)
				MT94		Big Sky [Ousel Falls Airport], Montana, US (155 mi / 250 km S)
				1MT6		Philipsburg [Bobcat Field], Montana, US (156 mi / 250 km SW)
				MT13		Billings [Ostlunds Airport], Montana, US (157 mi / 252 km SE)
				MT16		Big Sky [High Alpine Heliport], Montana, US (157 mi / 253 km S)
KEKS				EKS		Ennis [Ennis Big Sky Airport], Montana, US (157 mi / 253 km S)
				16MT		Roberts [Bangart Field], Montana, US (158 mi / 254 km SE)
				MT82		Philipsburg [Wildcat Field], Montana, US (158 mi / 255 km SW)
				PPNM		Pompeys Pillar National Monument [Pompeys Pillar NM], Montana, US (160 mi / 257 km SE)