Wisconsin has 376,621 companies. The cities with the most companies are Milwaukee, Madison, Green Bay, Appleton, Waukesha. The most popular type of business in Wisconsin is Uncategorized, followed by Nurses, Contractors, Restaurants, Churches.
- Abbotsford
- Abrams
- Adams
- Adell
- Albany
- Algoma
- Allenton
- Alma
- Alma Center
- Almena
- Almond
- Altoona
- Amberg
- Amery
- Amherst
- Amherst Junction
- Aniwa
- Antigo
- Appleton
- Arcadia
- Arena
- Argonne
- Argyle
- Arkansaw
- Arkdale
- Arlington
- Armstrong Creek
- Arpin
- Ashippun
- Ashland
- Ashwaubenon
- Athelstane
- Athens
- Auburndale
- Augusta
- Avalon
- Avoca
- Babcock
- Bagley
- Baileys Harbor
- Baldwin
- Balsam Lake
- Bancroft
- Bangor
- Baraboo
- Barnes
- Barneveld
- Barron
- Barronett
- Bay City
- Bayfield
- Bayside
- Bear Creek
- Beaver Dam
- Beldenville
- Belgium
- Belleville
- Belmont
- Beloit
- Benton
- Berlin
- Big Bend
- Birchwood
- Birnamwood
- Black Creek
- Black Earth
- Black River Falls
- Blair
- Blanchardville
- Bloomer
- Bloomington
- Blue Mounds
- Blue River
- Bonduel
- Boscobel
- Boulder Junction
- Bowler
- Boyceville
- Boyd
- Brandon
- Brantwood
- Briggsville
- Brillion
- Bristol
- Brodhead
- Brookfield
- Brooklyn
- Brown Deer
- Brownsville
- Browntown
- Bruce
- Brule
- Brussels
- Bryant
- Buffalo City
- Burlington
- Burnett
- Butler
- Butte Des Morts
- Butternut
- Cable
- Cadott
- Caledonia
- Cambria
- Cambridge
- Cameron
- Camp Douglas
- Campbellsport
- Cascade
- Casco
- Cashton
- Cassville
- Catawba
- Cato
- Cazenovia
- Cecil
- Cedar Grove
- Cedarburg
- Centuria
- Chaseburg
- Chetek
- Chili
- Chilton
- Chippewa Falls
- Clam Lake
- Clayton
- Clear Lake
- Cleveland
- Clinton
- Clintonville
- Clyman
- Cobb
- Cochrane
- Colby
- Coleman
- Colfax
- Colgate
- Coloma
- Columbus
- Combined Locks
- Comstock
- Conover
- Conrath
- Coon Valley
- Cornell
- Cornucopia
- Cottage Grove
- Couderay
- Crandon
- Crivitz
- Cross Plains
- Cuba City
- Cudahy
- Cumberland
- Curtiss
- Cushing
- Custer
- Dale
- Dallas
- Dalton
- Danbury
- Dane
- Darien
- Darlington
- De Forest
- De Pere
- De Soto
- Deer Park
- Deerbrook
- Deerfield
- Delafield
- Delavan
- Denmark
- Dickeyville
- Dodge
- Dodgeville
- Dorchester
- Dousman
- Downing
- Dresser
- Drummond
- Dunbar
- Durand
- Eagle
- Eagle River
- East Troy
- Eastman
- Eau Claire
- Eau Galle
- Eden
- Edgar
- Edgerton
- Egg Harbor
- Eland
- Elcho
- Eldorado
- Eleva
- Elk Mound
- Elkhart Lake
- Elkhorn
- Ellison Bay
- Ellsworth
- Elm Grove
- Elmwood
- Elmwood Park
- Elroy
- Embarrass
- Emerald
- Endeavor
- Ephraim
- Ettrick
- Evansville
- Exeland
- Fairchild
- Fairwater
- Fall Creek
- Fall River
- Fennimore
- Ferryville
- Fifield
- Fish Creek
- Fitchburg
- Florence
- Fond Du Lac
- Fontana
- Footville
- Forestville
- Fort Atkinson
- Fort McCoy
- Fountain City
- Fox Lake
- Fox Point
- Foxboro
- Francis Creek
- Franklin
- Franksville
- Frederic
- Fredonia
- Freedom
- Fremont
- Friendship
- Friesland
- Galesville
- Gays Mills
- Genesee Depot
- Genoa
- Genoa City
- Germantown
- Gile
- Gillett
- Gilman
- Gleason
- Glen Flora
- Glen Haven
- Glenbeulah
- Glendale
- Glenwood City
- Glidden
- Goodman
- Gordon
- Grafton
- Grand Chute
- Grand Marsh
- Grand View
- Granton
- Grantsburg
- Gratiot
- Green Bay
- Green Lake
- Greendale
- Greenfield
- Greenleaf
- Greenville
- Greenwood
- Gresham
- Hager City
- Hales Corners
- Hammond
- Hancock
- Harshaw
- Hartford
- Hartland
- Hatley
- Haugen
- Hawkins
- Hayward
- Hazel Green
- Hazelhurst
- Helenville
- Herbster
- Hertel
- Hewitt
- Highland
- Hilbert
- Hillpoint
- Hillsboro
- Hillsdale
- Hixton
- Hobart
- Holcombe
- Hollandale
- Holmen
- Horicon
- Hortonville
- Houlton
- Howard
- Howards Grove
- Hubertus
- Hudson
- Humbird
- Hurley
- Hustisford
- Hustler
- Independence
- Iola
- Irma
- Iron Ridge
- Iron River
- Ixonia
- Jackson
- Janesville
- Jefferson
- Jim Falls
- Johnson Creek
- Juda
- Junction City
- Juneau
- Kansasville
- Kaukauna
- Kellnersville
- Kendall
- Kennan
- Kenosha
- Keshena
- Kewaskum
- Kewaunee
- Kiel
- Kieler
- Kimberly
- King
- Kingston
- Knapp
- Kohler
- Krakow
- Kronenwetter
- La Crosse
- La Farge
- La Pointe
- La Valle
- Lac Du Flambeau
- Ladysmith
- Lake Delton
- Lake Geneva
- Lake Mills
- Lake Nebagamon
- Lake Tomahawk
- Lakewood
- Lancaster
- Land O Lakes
- Lannon
- Laona
- Larsen
- Lena
- Leopolis
- Linden
- Little Chute
- Little Suamico
- Livingston
- Lodi
- Loganville
- Lomira
- Lone Rock
- Long Lake
- Loretta
- Lowell
- Loyal
- Lublin
- Luck
- Luxemburg
- Lyndon Station
- Lyons
- Madison
- Maiden Rock
- Malone
- Manawa
- Manitowish Waters
- Manitowoc
- Maple
- Marathon
- Marengo
- Maribel
- Marinette
- Marion
- Markesan
- Marshall
- Marshfield
- Mason
- Mattoon
- Mauston
- Mayville
- Mazomanie
- Mc Farland
- Medford
- Mellen
- Melrose
- Menasha
- Menomonee Falls
- Menomonee Fls
- Menomonie
- Mequon
- Mercer
- Merrill
- Merrillan
- Merrimac
- Merton
- Middleton
- Milladore
- Milltown
- Milton
- Milwaukee
- Mindoro
- Mineral Point
- Minocqua
- Minong
- Mishicot
- Mondovi
- Monona
- Monroe
- Montello
- Montfort
- Monticello
- Montreal
- Mosinee
- Mount Calvary
- Mount Hope
- Mount Horeb
- Mount Pleasant
- Mountain
- Mukwonago
- Muscoda
- Muskego
- Nashotah
- Necedah
- Neenah
- Neillsville
- Nekoosa
- Nelson
- Nelsonville
- Neopit
- Neosho
- Neshkoro
- New Auburn
- New Berlin
- New Franken
- New Glarus
- New Holstein
- New Lisbon
- New London
- New Richmond
- Newburg
- Newton
- Niagara
- North Fond Du Lac
- North Freedom
- North Prairie
- Norwalk
- Oak Creek
- Oakfield
- Oconomowoc
- Oconto
- Oconto Falls
- Ogdensburg
- Ogema
- Ojibwa
- Okauchee
- Omro
- Onalaska
- Oneida
- Ontario
- Oostburg
- Oregon
- Orfordville
- Osceola
- Oshkosh
- Osseo
- Owen
- Oxford
- Palmyra
- Pardeeville
- Park Falls
- Patch Grove
- Pearson
- Pelican Lake
- Pembine
- Pepin
- Peshtigo
- Pewaukee
- Phelps
- Phillips
- Pickerel
- Pickett
- Pine River
- Pittsville
- Plain
- Plainfield
- Platteville
- Pleasant Prairie
- Plover
- Plum City
- Plymouth
- Poplar
- Port Edwards
- Port Washington
- Port Wing
- Portage
- Porterfield
- Potosi
- Pound
- Poy Sippi
- Poynette
- Prairie Du Chien
- Prairie Du Sac
- Prairie Farm
- Prentice
- Prescott
- Presque Isle
- Princeton
- Pulaski
- Racine
- Radisson
- Randolph
- Random Lake
- Readstown
- Redgranite
- Reedsburg
- Reedsville
- Reeseville
- Rewey
- Rhinelander
- Rib Lake
- Rice Lake
- Richfield
- Richland Center
- Ridgeland
- Ridgeway
- Ringle
- Rio
- Ripon
- River Falls
- River Hills
- Roberts
- Rochester
- Rock Springs
- Rockland
- Rosendale
- Rosholt
- Rothschild
- Rubicon
- Rudolph
- Saint Cloud
- Saint Croix Falls
- Saint Francis
- Saint Germain
- Saint Nazianz
- Salem
- Sarona
- Sauk City
- Saukville
- Saxon
- Sayner
- Scandinavia
- Schofield
- Seymour
- Sharon
- Shawano
- Sheboygan
- Sheboygan Falls
- Sheldon
- Shell Lake
- Sherwood
- Shiocton
- Shorewood
- Shullsburg
- Silver Lake
- Siren
- Sister Bay
- Slinger
- Sobieski
- Soldiers Grove
- Solon Springs
- Somers
- Somerset
- South Milwaukee
- South Range
- South Wayne
- Sparta
- Spencer
- Spooner
- Spring Green
- Spring Valley
- Springbrook
- St Francis
- Stanley
- Star Prairie
- Stetsonville
- Steuben
- Stevens Point
- Stitzer
- Stockbridge
- Stockholm
- Stoddard
- Stone Lake
- Stoughton
- Stratford
- Strum
- Sturgeon Bay
- Sturtevant
- Suamico
- Sullivan
- Summit
- Summit Lake
- Sun Prairie
- Superior
- Suring
- Sussex
- Taylor
- Theresa
- Thiensville
- Thorp
- Three Lakes
- Tigerton
- Tomah
- Tomahawk
- Tony
- Townsend
- Trego
- Trempealeau
- Trevor
- Tripoli
- Turtle Lake
- Twin Lakes
- Two Rivers
- Union Grove
- Unity
- Valders
- Van Dyne
- Vernon
- Verona
- Vesper
- Viola
- Viroqua
- Wabeno
- Waldo
- Wales
- Walworth
- Warrens
- Washburn
- Washington Island
- Waterford
- Waterloo
- Watertown
- Waubeka
- Waukesha
- Waunakee
- Waupaca
- Waupun
- Wausau
- Wausaukee
- Wautoma
- Wauwatosa
- Wauzeka
- Webster
- West Allis
- West Bend
- West Milwaukee
- West Salem
- Westboro
- Westby
- Westfield
- Weston
- Westport
- Weyauwega
- Weyerhaeuser
- Wheeler
- White Lake
- Whitefish Bay
- Whitehall
- Whitelaw
- Whitewater
- Wild Rose
- Willard
- Williams Bay
- Wilmot
- Wilson
- Wilton
- Winchester
- Wind Lake
- Windsor
- Winneconne
- Winter
- Wisconsin Dells
- Wisconsin Rapids
- Withee
- Wittenberg
- Wonewoc
- Woodman
- Woodruff
- Woodville
- Wrightstown
- Wyocena