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U.S. state

Wisconsin area codes

Wisconsin has 8 area codes in service in 5 separate areas: some codes split the map, others overlay it. The newest is 353 (since September 15, 2023).

Local time in Wisconsin

Central Time ·

Spam reports from Sep 23 – Oct 22, 2026

2,892 FTC complaints

Most reported: 920 Green Bay (598)

Consumer reports, not verified by the FTC.

By area code

The 5 code areas

Codes in one card share the same territory (overlay). FTC reports from Sep 23 – Oct 22, 2026; runs out: NANPA forecast.

Code areas of Wisconsin
CodesMain placeFTC reportsRuns outCodes
534 715
Wisconsin61420702
274 920
Green Bay, WI60820592
414
Milwaukee, WI59820411
262
Waukesha, WI58120361
353 608
Madison, WI49120652
All 8 codes
CodeMain placeSinceOverlay withRuns outFTC reports
262Waukesha, WISep 25, 1999—2036581
274WisconsinMay 5, 2023920205910
353Madison, WISep 15, 2023608206536
414Milwaukee, WI1947—2041598
534Rhinelander, WIAug 14, 2010715207088
608Madison, WI19553532065455
715Wisconsin19475342070526
920Green Bay, WIJul 26, 19972742059598

Source: NANPA NRUF forecast, April 2026 edition.

Consumer reports, not verified by the FTC · source

Source: FTC Do Not Call complaints created Sep 23 – Oct 22, 2026. They are reported by consumers and are not verified by the FTC; caller ID can be spoofed (how we count).

Spam call reports by area code

FTC complaints, Sep 23 – Oct 22, 2026

FTC complaints by area code in Wisconsin
Area codeComplaints
414 Milwaukee598
920 Green Bay598
262 Waukesha581
715 526
608 Madison455
534 Rhinelander88
353 Madison36
274 10
Consumer reports, not verified by the FTC · source

Source: FTC Do Not Call complaints created Sep 23 – Oct 22, 2026. They are reported by consumers and are not verified by the FTC; caller ID can be spoofed (how we count).

Changes coming

NANPA lists no relief planning or new code for Wisconsin.

Source: NANPA, NPA database of Oct 24, 2026.