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Area Code 274 Location & Details

State / Region: Wisconsin • Country: United States

Major Cities Covered: Green Bay, Appleton, Oshkosh, Sheboygan, Fond Du Lac, Manitowoc, Neenah, De Pere, Watertown, Howard

Standard Dial Format
+1 (274) XXX-XXXX
Country Code: +1 (NANP Format)
What State is Area Code 274?
WisconsinState Hub →
Country Territory
United States
274 Area Code Time Zone
Central
274 Overlay Codes
920

Area Code 274 Geographic Map

Interactive location bounds and coverage area for Wisconsin (Central Timezone)

Lat: 44.02° • Lng: -88.41°
📍 Geographic Center: WisconsinMap data © OpenStreetMap contributors

Where is Area Code 274 Located?

Telephone area code 274 is assigned to Wisconsin in United States. It serves cities and metropolitan communities including Green Bay, Appleton, Oshkosh, Sheboygan, Fond Du Lac, Manitowoc, Neenah, De Pere, Watertown, Howard.

Historical Context & Area Code Overlay Information:274 serves Wisconsin (United States).

For local and long-distance calls within area code 274, standard 10-digit dialing (274) XXX-XXXX applies.

Who Called Me from Area Code 274?

Received an unknown call, missed call, or text scam from area code 274? Here is how to trace who is calling from 274 area code and verify unknown numbers safely:

1.
Identify Missed Calls & Voicemails:

Legitimate contacts usually leave a detailed voicemail or caller ID record.

2.
Watch Out for Neighbor Spoofing:

Robocallers often fake incoming caller ID numbers using your local 274 prefix to boost pick-up rates.

3.
Reverse Phone Lookup Area Code 274:

Search public white-pages or use caller intelligence guides before returning unfamiliar calls.

Learn How Reverse Phone Lookups Work→

How to Call Area Code 274 & Dialing Format

When placing a phone call to a number in area code 274, follow the correct dialing format depending on your calling location:

  • Calling from inside the US / Canada (+1): Dial 1 + (274) + 7-digit number.
  • Calling from an international location outside +1: Dial your country's international exit code (e.g. 011 in US or + on mobile) + 1 + 274 + 7-digit number.
  • Do I need to dial area code 274 for local calls? Yes, 10-digit dialing (area code + line number) is mandatory across North American telephone networks.

Top Cities & Municipalities Served in Area Code 274

Urban centers, census places, and communities within the +1-274 calling area

50 Major Cities Listed
City NameCountyPopulation% of 274 Pop
Green BayBrown County106,67512.7%
AppletonOutagamie County75,4528.9%
OshkoshWinnebago County67,4608.0%
SheboyganSheboygan County49,3765.9%
Fond Du LacFond du Lac County44,5415.3%
ManitowocManitowoc County34,6714.1%
NeenahWinnebago County27,6383.3%
De PereBrown County25,5903.0%
WatertownJefferson County22,7042.7%
HowardBrown County22,2332.6%
Fox CrossingOutagamie County19,3202.3%
KaukaunaCalumet County18,5172.2%
MenashaOutagamie County18,3852.2%
AshwaubenonBrown County17,3982.1%
BellevueBrown County16,7762.0%
Beaver DamDodge County16,5422.0%
HarrisonCalumet County14,4921.7%
AllouezBrown County13,8381.6%
GreenvilleOutagamie County13,3881.6%
SuamicoBrown County13,1531.6%

Counties Covered by Area Code 274

Geographic county distribution and population coverage across Wisconsin

County NameTotal Population% of 274 Area% of County
Brown County274,25127.9%86%
Outagamie County194,78517.7%77%
Winnebago County173,29411.7%57%
Sheboygan County118,0917.9%57%
Jefferson County86,5406.7%65%
Fond du Lac County104,7215.9%48%
Manitowoc County81,8835.4%56%
Calumet County53,7645.3%83%
Dodge County88,8774.4%41%
Green Lake County19,3321.6%69%
Kewaunee County20,7691.2%48%
Eau Claire County108,6111.1%9%
Washington County138,7441.0%6%
Waupaca County51,4290.9%15%
Columbia County58,0050.6%9%
Oconto County40,0060.6%12%

☎️Area Code 274 Exchange Prefixes & Carriers

Showing 44 of 44 central office 3-digit prefixes and assigned telecom carriers

45% Landline34% Wireless20% VoIP
PrefixLine UsageRate CenterAssigned CarrierAssign Date
(274) 200-💻VoIPWINNECONNEONVOY SPECTRUM, LLC10/11/2024
(274) 201-📱WirelessNEW LONDONT-MOBILE USA, INC.11/12/2024
(274) 202-💻VoIPTWO RIVERSONVOY, LLC - WI01/09/2025
(274) 203-📱WirelessALGOMAT-MOBILE USA, INC.01/15/2025
(274) 204-📞LandlineMANITOWOCNEW CELL DBA CELLCOM01/15/2025
(274) 205-📱WirelessCOLUMBUST-MOBILE USA, INC.01/16/2025
(274) 206-📱WirelessLUXEMBURGT-MOBILE USA, INC.01/22/2025
(274) 207-📞LandlineGREEN BAYLEAP TELECOM, LLC12/20/2024
(274) 208-📱WirelessNESHKOROT-MOBILE USA, INC.01/22/2025
(274) 209-📱WirelessOMROT-MOBILE USA, INC.01/22/2025
(274) 210-📱WirelessRIPONT-MOBILE USA, INC.01/23/2025
(274) 211-📞LandlineXXXXXXXXXXMULTIPLE OCN LISTINGN/A
(274) 212-📞LandlineKEWAUNEEWISCONSIN RSA #10 LIMITED PARTNERSHIP02/13/2025
(274) 213-📱WirelessNEW LONDONT-MOBILE USA, INC.N/A
(274) 214-📱WirelessCAMBRIAMETROPCS, INC.02/28/2025
(274) 215-📱WirelessDENMARKMETROPCS, INC.02/28/2025
(274) 216-📱WirelessEGG HARBORMETROPCS, INC.02/28/2025
(274) 217-📱WirelessWAUTOMAMETROPCS, INC.02/28/2025
(274) 218-📞LandlineGREEN BAYWAVENATION, LLC12/22/2025
(274) 222-📞LandlineGREEN BAYAHOI LLC03/18/2026
(274) 226-📞LandlineOAKFIELDTERRA NOVA TELECOM INC.03/24/2025
(274) 227-📱WirelessNEENAHNEW CINGULAR WIRELESS PCS, LLC - IL05/15/2025
(274) 228-📱WirelessSHEBOYGANNEW CINGULAR WIRELESS PCS, LLC - IL05/15/2025
(274) 274-💻VoIPMANITOWOCONVOY SPECTRUM, LLC10/11/2024
(274) 300-📱WirelessGREEN BAYLTE WIRELESS INC.06/17/2026
(274) 311-📞LandlineXXXXXXXXXXMULTIPLE OCN LISTINGN/A
(274) 333-💻VoIPRANDOMLAKEONVOY, LLC - WI12/22/2025
(274) 411-📞LandlineXXXXXXXXXXMULTIPLE OCN LISTINGN/A
(274) 444-💻VoIPLAKE MILLSONVOY, LLC - WI08/21/2025
(274) 511-📞LandlineXXXXXXXXXXMULTIPLE OCN LISTINGN/A
(274) 555-📞LandlineDIR ASSTMULTIPLE OCN LISTINGN/A
(274) 611-📞LandlineXXXXXXXXXXMULTIPLE OCN LISTINGN/A
(274) 666-💻VoIPCOLLINSONVOY, LLC - WI12/22/2025
(274) 700-📞LandlineWILocal Exchange CarrierN/A
(274) 711-📞LandlineXXXXXXXXXXMULTIPLE OCN LISTINGN/A
(274) 777-💻VoIPROSENDALEONVOY, LLC - WI08/21/2025
(274) 811-📞LandlineXXXXXXXXXXMULTIPLE OCN LISTINGN/A
(274) 888-💻VoIPTISCHMILLSONVOY, LLC - WI08/21/2025
(274) 911-📞LandlineXXXXXXXXXXMULTIPLE OCN LISTINGN/A
(274) 950-📞LandlineWILocal Exchange CarrierN/A
(274) 958-📞LandlineWILocal Exchange CarrierN/A
(274) 959-📞LandlineWILocal Exchange CarrierN/A
(274) 976-📞LandlineWILocal Exchange CarrierN/A
(274) 999-💻VoIPCASCOONVOY, LLC - WI08/21/2025

Frequently Asked Questions about Area Code 274

Where is area code 274 located?

Area code 274 is located in Wisconsin (United States), serving cities like Green Bay, Appleton, Oshkosh, Sheboygan, Fond Du Lac, Manitowoc, Neenah, De Pere, Watertown, Howard.

What timezone is area code 274?

Area code 274 operates in the Central timezone.

What state is area code 274?

Area code 274 is assigned to the state / telecom territory of Wisconsin.

Is area code 274 a scam or dangerous?

Area code 274 is an official geographic area code for Wisconsin. However, beware of robocaller spoofing.

Wisconsin State Area Codes

View complete directory of telephone area codes assigned to Wisconsin.

Explore Wisconsin Directory

Get a 274 Business Phone Number

How to acquire a virtual phone number or business line with area code 274 for local customer trust in Wisconsin.

Get 274 Business Number
🛡️ Scam & Safety Directory

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Overlay & Nearby Area Codes for Wisconsin

Explore neighboring telecom prefixes sharing geographical boundaries with area code 274.

920
Central
Area Code 920
Green Bay, Appleton, Oshkosh, Sheboygan, Fond Du Lac, Manitowoc, Neenah, De Pere, Watertown, Howard
262
Central
Area Code 262
Milwaukee, Kenosha, Racine, Waukesha, West Allis, Wauwatosa, Brookfield, Menomonee Falls, New Berlin, Oak Creek
353
Central
Area Code 353
Madison, Janesville, La Crosse, Sun Prairie, Beloit, Fitchburg, Middleton, Onalaska, Verona, Waunakee
414
Central
Area Code 414
Milwaukee, West Allis, Wauwatosa, Oak Creek, Greenfield, Glendale, Whitefish Bay, Greendale, Shorewood, St. Francis
534
Central
Area Code 534
Eau Claire, Wausau, Superior, Stevens Point, Marshfield, Wisconsin Rapids, River Falls, Menomonie, Weston, Chippewa Falls
608
Central
Area Code 608
Madison, Janesville, La Crosse, Sun Prairie, Beloit, Fitchburg, Middleton, Onalaska, Verona, Waunakee