Extends in Tlevak Strait off NW coast of Sukkwan Islands, Alexander Archipelago.
Named in 1882 by W. H. Dall, U.S. Coast and Geodetic Survey (USC&GS), "for Reverend W. H. R. Corlies of Philadelphia, a missionary who began work in Alaska in 1879." The northern island was called "Rankin" and the southern "Young" by Jackson (1880, p. 376).
Baldy Bay, Big Bay, Breezy Bay, Cleva Bay, Coco Harbor, Crab Trap Cove, Dova Bay, Dunbar Inlet, Farallon Bay, Goat Mouth Inlet, Green Inlet, Island Bay, Kasook Inlet, Natzuhini Bay, North Bay, Rose Inlet, Soda Bay, Soda Bay, Touchit Cove, Vesta Bay, View Cove, Waterfall Bay, Windy Cove,
Point Saint Sebastian, Boreas Point, Cayman Point, Eolus Point, Halibut Nose, Hassler Point, Horn Point, Kellogg Point, Luke Point, Natalia Point, Reef Point, Rockwell Point, Rose Point, Saltery Point, Turn Point, Vesta Point, Whisker Point,
Aston Island, Black Rock, Block Island, Bushy Island, Clam Island, Comma Island, Corlies Islands, Dall Island, Deadman Island, Entrance Island, Fishhook Island, Fort Islet, Goat Island, Gourd Island, Grand Island, Guide Island, Horseshoe Island, Jackson Island, Lone Tree Island, Middle Island, Midway Island, Mushroom Island, Natalia Island, Panhandle Island, Passage Island, Profit Island, Reef Island, Reef Islands, Round Island, Scrag Islands, The Sentinels, Shelikof Island, Shoe Island, Signal Island, Snag Island, Spook Island, Square Island, Ulloa Island,