Cities:
Akron,
Alcester,
Anthon,
Beresford,
Bronson,
Brunsville,
Correctionville,
Craig,
Cushing,
Dakota City,
Danbury,
Elk Point,
Hinton,
Hornick,
Jefferson,
Kingsley,
Lawton,
Le Mars,
Merrill,
Moville,
North Sioux City,
Oto,
Oyens,
Pierson,
Ponca,
Remsen,
Salix,
Sergeant Bluff,
Sioux City,
Sloan,
Smithland,
South Sioux City,
Struble,
Wakefield,
Westfield
Townships:
Alcester,
America,
Arlington,
Banner,
Big Sioux,
Big Springs,
Brule,
Civil Bend,
Clark,
Concord,
Concord,
Daily,
Elgin,
Elk Point,
Elkhorn,
Emerson,
Emmet,
Floyd,
Fredonia,
Galena,
Garfield,
Grange,
Grant,
Grant,
Hancock,
Henry,
Hooker,
Hungerford,
Jefferson,
Johnson,
Kedron,
Lakeport,
Liberty,
Liberty,
Lincoln,
Liston,
Little Sioux,
Logan,
Marion,
Meadow,
Miller,
Morgan,
Moville,
Newcastle,
Oto,
Ottercreek,
Perry,
Plymouth,
Ponca,
Portland,
Prairie,
Preston,
Remsen,
Rock,
Rutland,
Silvercreek,
Sioux,
Sioux Valley,
Sloan,
Spink,
Springbank,
Stanton,
Union,
Union,
Virginia,
Wakefield,
Washington,
West Fork,
Westfield,
Willow,
Wolf Creek,
Woodbury
Villages:
Allen,
Concord,
Dixon,
Emerson,
Homer,
Hubbard,
Jackson,
Martinsburg,
Maskell,
Newcastle,
Waterbury
ZIP Codes:
51001,
51004,
51006,
51007,
51008,
51016,
51018,
51019,
51022,
51023,
51024,
51026,
51027,
51028,
51030,
51031,
51034,
51038,
51039,
51044,
51048,
51050,
51052,
51054,
51055,
51056,
51062,
51101,
51103,
51104,
51105,
51106,
51108,
51109,
51111,
57001,
57004,
57010,
57025,
57034,
57038,
57049,
68030,
68710,
68728,
68731,
68732,
68733,
68741,
68743,
68751,
68757,
68770,
68776,
68784,
68785,
68787
Unified School Districts:
Akron-Westfield,
Alcester-Hudson 61-1,
Allen,
Battle Creek-Ida Grove,
Beresford 61-2,
Dakota Valley 61-8,
Elk Point-Jefferson 61-7,
Emerson-Hubbard,
Hartington,
Hinton,
Homer,
Kingsley-Pierson,
Laurel-Concord,
Lawton-Bronson,
Le Mars,
Maple Valley-Anthon Oto,
Marcus-Meriden-Cleghorn,
Newcastle,
Ponca,
Remsen-Union,
River Valley,
Sergeant Bluff-Luton,
Sioux City,
South Sioux City,
Vermillion 13-1,
Wakefield,
Wayne,
West Sioux,
Westwood,
Woodbury Central,
Wynot