Greybull, town (1990 pop 1,789), Big Horn co., N Wyo., on Bighorn R., at mouth of Greybull R., just W of Bighorn Mts., and 60 mi/97 km WSW of Sheridan; 44°29'N 108°03'W. Oil-refining point in livestock and irrigated agr. region; sugar beets, beans; flour; timber; concrete. Airport; dinosaur fossil beds to E, with exhibits at town mus. To NE, Antelope Butte Ski Area and Bighorn Mts. and Natl. Forest. Inc. 1912.