608 area code
Where the 608 area code is, its overlay and how to dial a +1 608 number from anywhere.
The 608 area code is in Beloit, Wisconsin, United States (Central (CT)). To call from abroad: +1 608 555-0123. It is an overlay, so all 10 digits are dialled.
The 608 area code is a geographic North American Numbering Plan (NANP) code covering Beloit, Wisconsin. It has been in service since 01-Jan-1955 and sits in the Central (CT) time zone.
How to dial a 608 number
+1 608 555-01231 608 555-0123608 555-0123Cities in the 608 area code
A 608 number is usually in one of these places in Wisconsin — 2 counties.
Other Wisconsin area codes
Frequently asked questions
Where is the 608 area code?
The 608 area code is in Beloit, Wisconsin, United States (Central (CT)).
Is 608 an overlay area code?
Yes. 608 overlays the same region as 353, so callers dial all 10 digits.
Do I have to dial 10 digits for 608?
Yes — dial the area code plus the seven-digit number.
How do I call a 608 number from another country?
Dial your exit code (or +), then 1, then 608, then the number: +1 608 555-0123.
Source: NANPA numbering plan. An area code covers a region, not a precise address — a 608 number does not pinpoint a street or ZIP code.
Number holders in area code 608
Each prefix (the three digits after the area code) is assigned by NANPA to one telephone company. 799 prefixes are in use in 608, shared by 80 companies. The largest holders:
| Company | Prefixes | Share |
|---|---|---|
| Wisconsin Bell Inc | 80 | 10% |
| United States Cellular | 76 | 10% |
| Cellco Partnership Dba Verizon Wireless | 54 | 7% |
| Frontier North Inc. | 53 | 7% |
| Onvoy, LLC | 50 | 6% |
| New Cingular Wireless PCS, LLC | 46 | 6% |
Source: NANPA central office code assignments. A number keeps its original prefix when it is ported to another carrier.
Complaints about 608 numbers
- Reports to the FTC, last 30 days
- 762
- Recorded messages or robocalls
- 65%
- Rank among area codes
- #88 of 670
- Most reported subjects
- Other (323)
- Calls pretending to be government, businesses, or family and friends (111)
- Reducing your debt (credit cards, mortgage, student loans) (102)
Period Aug 26 – Sep 24, 2026. These are the numbers shown on the caller ID of the reported calls; many are spoofed and do not belong to the real caller.
Source: US Federal Trade Commission, Do Not Call reported calls data (daily files).
All US area codes United States +1 Map of area code 608 — cities & rate centres