274 Phone Number Lookup | Wisconsin Area Code

Look up any phone number starting with 274 to identify the owner name, address, spam reports, and more. The 274 area code is a telephone area code serving a large area of eastern Wisconsin.

Look Up a 274 Phone Number

Enter a full 10-digit number to identify the caller and whether it has been reported as spam.

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Where Is Area Code 274 Located?

The 274 area code covers most of Northeast Wisconsin including Green Bay and the Fox Cities as well as the far northern and eastern exurban areas of the Madison MSA and far northern and western portions of the Milwaukee CSA.

Counties Served:

  • Brown
  • Calumet
  • Columbia
  • Dodge
  • Door
  • Fond du Lac
  • Green Lake
  • Jefferson
  • Kewaunee
  • Manitowoc
  • Marinette
  • Marquette
  • Oconto
  • Outagamie
  • Shawano
  • Sheboygan
  • Waushara
  • Winnebago

Major Cities:

  • Green Bay
  • Appleton
  • Oshkosh
  • Fond du Lac
  • Manitowoc
  • Sheboygan
  • Beaver Dam
  • Watertown
  • Fort Atkinson
  • Marinette
  • Sturgeon Bay

Other Cities and Towns:

  • Abrams
  • Adell
  • Algoma
  • Ashippun
  • Baileys Harbor
  • Berlin
  • Black Creek
  • Brandon
  • Brillion
  • Brownsville
  • Brussels
  • Burnett
  • Butte des Morts
  • Cambria
  • Campbellsport
  • Cascade
  • Casco
  • Cedar Grove
  • Chilton
  • Cleveland
  • Clyman
  • Coleman
  • Collins
  • Columbus
  • Combined Locks
  • Dale
  • Dalton
  • Darboy
  • De Pere
  • Denmark
  • Doylestown
  • Eden
  • Egg Harbor
  • Eldorado
  • Elkhart Lake
  • Ellison Bay
  • Ephraim
  • Erin
  • Eureka
  • Fairwater
  • Fall River
  • Fish Creek
  • Forest Junction
  • Forestville
  • Fox Lake
  • Francis Creek
  • Freedom
  • Fremont
  • Friesland
  • Gillett
  • Glenbeulah
  • Green Lake
  • Greenbush
  • Greenleaf
  • Greenville
  • Hilbert
  • Hingham
  • Horicon
  • Hortonville
  • Hustisford
  • Iron Ridge
  • Ixonia
  • Jefferson
  • Johnson Creek
  • Juneau
  • Kaukauna
  • Kellnersville
  • Kewaunee
  • Kiel
  • Kimberly
  • Kingston
  • Kohler
  • Krakow
  • Lake Mills
  • Larsen
  • Lebanon
  • Lena
  • Little Chute
  • Little Suamico
  • Lomira
  • Lowell
  • Luxemburg
  • Malone
  • Manawa
  • Maplewood
  • Maribel
  • Markesan
  • Marquette
  • Mayville
  • Menasha
  • Mishicot
  • Mount Calvary
  • Neenah
  • Neosho
  • Neshkoro
  • New Franken
  • New Holstein
  • New London
  • Newton
  • Nichols
  • Oakfield
  • Oconto
  • Oconto Falls
  • Ogdensburg
  • Omro
  • Oneida
  • Oostburg
  • Pickett
  • Pine River
  • Plymouth
  • Potter
  • Pound
  • Poy Sippi
  • Princeton
  • Pulaski
  • Randolph
  • Random Lake
  • Readfield
  • Redgranite
  • Reedsville
  • Reeseville
  • Rio
  • Ripon
  • Rosendale
  • Rubicon
  • St. Cloud
  • St. Nazianz
  • Saxeville
  • Seymour
  • Sheboygan Falls
  • Sherwood
  • Shiocton
  • Sister Bay
  • Sobieski
  • Stockbridge
  • Suamico
  • Suring
  • Theresa
  • Tisch Mills
  • Two Rivers
  • Valders
  • Van Dyne
  • Waldo
  • Washington Island
  • Waterloo
  • Waukau
  • Waupun
  • Wautoma
  • Weyauwega
  • Whitelaw
  • Wild Rose
  • Winnebago
  • Winneconne
  • Woodland
  • Wrightstown

Overlay System

The 274 area code is an overlay to the 920 area code. Area code 920 was created on July 26, 1997, in a split of area code 414 . 274 was added to the same numbering plan area on May 5, 2023 to create an area code overlay. Ten-digit dialing is required.

Area Code 274 Location Map

Area Code 274 Location on Wisconsin Map

Area code 274 is a general purpose code which was placed in service on May 5, 2023.

Phone Number Prefixes and Carriers

Our Wisconsin phone number lookup for the 274 area code analyzes the three-digit prefix to identify the initially assigned telecommunications company and rate center. This prefix code data may help to determine the U.S. carrier, Wisconsin geographic region, and local calling area associated with the phone number.

Phone numbers follow the following structure under the North American Numbering Plan:

  • NPA- area code (where the number was originally assigned)
  • NXX - Central office code that locates the specific neighborhood and identifies the service provider
  • XXXX - Subscriber number identifies the individual phone line within that local exchange

Understanding the area code can help you determine if a call is local to your area. However, keep in mind that due to mobile number portability and VoIP services, the caller may be anywhere in the United States, so it’s best to search for the most recent phone number details.

Prefixes by Company

Company Number of Prefixes

Carrier names have been updated from their original FCC assignments to reflect current companies following mergers, acquisitions, and rebranding. Updates were determined using AI-assisted research and may not be accurate or reflect up to date changes. This data is provided without warranties of accuracy or completeness.

Prefixes by Rate Center

Rate Center Number of Prefixes

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