Area code
Area code 608 — Madison, WI
Wisconsin · in service since 1955
Area code 608 covers parts of Wisconsin; the place with the most of its prefixes is Madison. It is an overlay: 353 serves the same area, so neighbors can have different area codes.
Overlay, same area: 353
Local time in Madison
Spam reports from Sep 23 – Oct 22, 2026
Average #204 of 461 codes
455 FTC complaints
Consumer reports, not verified by the FTC.
See the reports- Time zoneCentral Time
- Local calls10 digits
- Prefixes799 assigned
- Runs out~1Q 2065
- Unwanted call?Block & report
Spam call reports about 608 numbers
Complaints by week
Sep 11 – Oct 22, 2026Show as table
| Week starting | Complaints |
|---|---|
| Sep 7 (3 days) | 51 |
| Sep 14 | 189 |
| Sep 21 | 151 |
| Sep 28 | 129 |
| Oct 5 | 84 |
| Oct 12 | 90 |
| Oct 19 (4 days) | 72 |
Compared with all codes
- Robocalls
- 69%all codes 75%
- Callers with the same code
- 67%all codes 35%
- Rank by complaints
- #204of 461 · middle half
- FCC complaints, Oct 2025 – Sep 2026
- 11411 about text messages
What the calls were about
Sep 11 – Oct 22, 2026
| Subject | Complaints | |
|---|---|---|
| Calls pretending to be government, businesses, or family and friends | 146 19% | |
| Reducing your debt (credit cards, mortgage, student loans) | 96 13% | |
| Dropped call or no message | 57 7% | |
| Medical & prescriptions | 55 7% | |
| Home improvement & cleaning | 7 1% | |
| Lotteries, prizes & sweepstakes | 5 1% |
Where the people who complained live
Sep 11 – Oct 22, 2026
| State | Complaints | |
|---|---|---|
| Wisconsin | 565 74% | |
| Illinois | 21 3% | |
| California | 18 2% | |
| Colorado | 16 2% | |
| Texas | 13 2% |
October 2026 (partial) report · most reported
Consumer reports, not verified by the FTC · source
Source: FTC Do Not Call complaints created Sep 11 – Oct 22, 2026. They are reported by consumers and are not verified by the FTC; caller ID can be spoofed (how we count).
Source: FCC Consumer Complaints data, unwanted calls filed Oct 1, 2025 – Sep 30, 2026, by caller ID; not verified by the FCC.
Area code 608 location and prefixes
| Exchange (NANPA) | Place | County | Prefixes |
|---|---|---|---|
| MADISON | Madison | Dane County | 198 |
| JANESVILLE | Janesville | Rock County | 45 |
| LA CROSSE | La Crosse | La Crosse County | 41 |
| BELOIT | Beloit | Rock County | 25 |
| MIDDLETON | Middleton | Dane County | 17 |
| STOUGHTON | Stoughton | Dane County | 13 |
| BARABOO | Baraboo | Sauk County | 12 |
| MONROE | Monroe | Green County | 11 |
| TOMAH | Tomah | Monroe County | 10 |
| DODGEVILLE | Dodgeville | Iowa County | 9 |
Plus 149 smaller exchange areas.
Source: NANPA CO codes of Oct 23, 2026; places: U.S. Census Bureau, matched by DialWhere (how).
NANPA record
- Location
- Wisconsin
- Assigned by NANPA
- 1955
- Local dialing
- 10 digits (NANPA: 10D)
- NANPA planning letters
- PL-556, PL-544
Source: NANPA, NPA database of Oct 24, 2026.
Is 608 running out of numbers?
Previous forecast (October 2025): 2063, moved later by 2 years.
Forecast exhaust year by edition
Source: NANPA NRUF forecast, April 2026 edition.
Who holds 608 prefixes
The five largest of 75 original holders
As listed by NANPA, not today’s carrier.
| Holder (as listed) | Prefixes | |
|---|---|---|
| Wisconsin Bell Inc. | 80 10% | |
| United States Cellular | 76 10% | |
| Verizon Wireless | 54 7% | |
| Frontier North Inc. | 53 7% | |
| Onvoy, LLC | 50 6% |
Source: NANPA CO codes of Oct 23, 2026.
Questions about area code 608
What area code is 608?
A Wisconsin area code, in service since 1955.
Where is 608 area code, and what time zone is it in?
Madison, WI; Central Time.
Why am I getting spam calls from 608?
455 FTC complaints from Sep 23 – Oct 22, 2026, most often about impostors (not verified by the FTC; caller ID can be spoofed).
Will 608 get a new area code?
NANPA forecasts exhaust in 1Q 2065; no relief planning listed.