Crossword clues for Island group in Aleutians. 3 lettersAnswerClueRATAleutian Island group: site of American air base.RATAleutian island group, including Kiska.RATAleutian island group.RATIsland group in Aleutians.RATIsland group of the Aleutians.ATKALargest of Andreanof group, Aleutian Islands.