Area Code 605 is located in SD.
Cities located in 605 area code are Dupree, Sioux Falls, Vermillion, Lake Preston, Miller, Elk Point, Sturgis, Platte, Winner, Rapid City, Belle Fourche, Harrisburg, Aberdeen, North Sioux City, Pierre, Ethan, Clark, Chamberlain, Mount Vernon, Watertown, Viborg, Alexandria, Salem, Stickney, Bison, Lower Brule, Spencer, Letcher, White Lake, Alcester, Hermosa, Madison, Nisland, Onida, White River, Yankton, Irene, Agar, Webster, Hitchcock, Sisseton, Whitewood, Clear Lake, Mc Intosh, Ralph, Wall, Hosmer, Eureka, Avon, Roscoe, Wounded Knee, Mitchell, Wessington Springs, Claremont, Canistota, Parker, Andover, Beresford, Redfield, Cresbard, Bristol, Frederick, Deadwood, Belvidere, Garretson, Huron, Humboldt, Lesterville, Tea, Springfield, Lennox, Lemmon, Buffalo, Mission, Conde, Hecla, Wagner, Box Elder, Menno, Orient, Groton, Columbia, Summit, Oral, Ipswich, Dell Rapids, Saint Francis, Milbank, Scenic, Waubay, Seneca, Herreid, Custer, Martin, Tolstoy, Colton, Onaka, Britton, Bridgewater, Wood, Kyle, Newell, Wessington, Oelrichs, Long Valley, Tabor, Tyndall, Isabel, Lake Andes, Reliance, Rowena, Highmore, Astoria, Ramona, Wentworth, Howard, Roslyn, Kadoka, Chester, Pierpont, Artesian, Wolsey, Parkston, Murdo, Canova, Morristown, Hartford, Baltic, Colman, Claire City, Rosholt, Sioux City, Ortonville, Aurora, Crooks, Milesville, Iroquois, Centerville, Des Moines, Canton, Lodgepole, Hayes, Flandreau, Hill City, Ludlow, Lead, Brandon, Scotland, Nunda, Bonesteel, Tulare, Faulkton, Cavour, Revillo, Willow Lake, Volga, White, Doland, New Effington, Spearfish, Marion, Selby, Brookings, Edgemont, Keystone, Stockholm, Kimball, Vivian, Winner, Armour, Dante, Ridgeview, Veblen, Faith, Hot Springs, Parmelee, Mud Butte, New Underwood, South Shore, Valley Springs, Florence, Glenham, Gettysburg, Burke, Delmont, Hazel, Bradley, Black Hawk, Castlewood, Toronto, Strandburg, Woonsocket, Camp Crook, Wicksville, Mound City, Mc Laughlin, Gregory, Buffalo Gap, Saint Charles, Midland, Mobridge, Alpena, Holabird, De Smet, Philip, Big Stone City, Timber Lake, Reva, Pine Ridge, Kennebec, Estelline, Harrold, Brandt, Witten, Houghton, Mellette, Pollock, Pukwana, Presho, Turton, Freeman, Peever, Tripp, Wilmot, Plankinton, Ree Heights, Java, Blunt, Eagle Butte, Jefferson, Arlington, Hudson, Enning.
Counties located in this area code are Ziebach County, Minnehaha County, Clay County, Kingsbury County, Hand County, Union County, Meade County, Charles Mix County, Tripp County, Pennington County, Butte County, Lincoln County, Brown County, Hughes County, Davison County, Clark County, Brule County, Codington County, Turner County, Hanson County, Mccook County, Aurora County, Perkins County, Lyman County, Sanborn County, Custer County, Lake County, Sully County, Mellette County, Yankton County, Day County, Beadle County, Roberts County, Lawrence County, Deuel County, Corson County, Harding County, Edmunds County, Mcpherson County, Bon Homme County, Shannon County, Jerauld County, Spink County, Faulk County, Jackson County, Todd County, Hutchinson County, Fall River County, Grant County, Campbell County, Bennett County, Potter County, Marshall County, Dewey County, Hyde County, Miner County, Jones County, Moody County, Woodbury County, Big Stone County, Brookings County, Haakon County, Polk County, Stanley County, Gregory County, Walworth County, Douglas County, Hamlin County