Wisconsin area codes
- Area codes in
- 6
- State
- Wisconsin
- Wisconsin is served by 6 area codes, from 414 in 1947 to 534 in 2010. 1 of them are overlays, added as older codes filled up.
- Updated 8 October 2026
Now in Wisconsin
Central Time · UTC−6, UTC−5 in summer
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Central Time
Typical business hours, 9 to 5 Monday to Friday.
Typical business hours, 9 to 5 Monday to Friday, shown as the blue arc. A guide to when a real Wisconsin office is likely to answer. It says nothing about who called you.
01
All area codes in Wisconsin
02
Wisconsin area codes by city
These are the Wisconsin cities served by more than one area code, or whose code also covers a wider area.
03
Overlay codes and dialling rules in Wisconsin
1 of Wisconsin’s 6 area codes are overlays — a second code laid over an existing footprint instead of splitting it. Wherever an overlay operates, local calls require the full ten-digit number.
04
Spam call reports in Wisconsin
These Wisconsin area codes drew the most reports to the FTC in the 30 days to 8 October 2026. The figures describe numbers displaying each code, which caller ID spoofing can fake.
Most reported Wisconsin area codes · last 30 days
| # | Code | Primary city | Reports (30 days) |
|---|---|---|---|
| 1 | 715 | Eau Claire | 698 |
| 2 | 920 | Green Bay | 621 |
| 3 | 608 | Madison | 612 |
| 4 | 262 | Kenosha | 528 |
| 5 | 414 | Milwaukee | 516 |
| 6 | 534 | Eau Claire | 83 |
A number listed here may itself be a spoofing victim rather than the caller. These are unverified consumer reports.
Source: FTC Do Not Call Reported Calls Data, unverified consumer reports, retrieved 8 October 2026. Request a correction. Month-over-month figures appear once two complete 30-day windows exist.
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05
Questions
How many area codes does Wisconsin have?
Wisconsin has 6 area codes: 262, 414, 534, 608, 715, 920.
What is the main area code for Milwaukee?
The main area code for Milwaukee is 414.
Which Wisconsin area code is oldest?
Area code 414 is the oldest in Wisconsin, in service since 1947.
Do I need to dial ten digits in Wisconsin?
Yes, wherever an overlay operates. 1 of Wisconsin’s area codes are overlays, and local calls within an overlay area require the full ten-digit number.
Which Wisconsin area code gets the most spam calls?
Area code 715 (Eau Claire) drew the most reports of any Wisconsin code in the 30 days to 8 October 2026, with 698 numbers reported.
Neighbouring states
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