Area code
Area code 920 — Green Bay, WI
Wisconsin · in service since July 26, 1997
Area code 920 covers parts of Wisconsin; the place with the most of its prefixes is Green Bay. It is an overlay: 274 serves the same area, so neighbors can have different area codes.
Overlay, same area: 274
Local time in Green Bay
Spam reports from Sep 23 – Oct 22, 2026
Average #143 of 461 codes
598 FTC complaints
Consumer reports, not verified by the FTC.
See the reports- Time zoneCentral Time
- Local calls10 digits
- Prefixes799 assigned
- Runs out~2Q 2059
- Unwanted call?Block & report
Spam call reports about 920 numbers
Complaints by week
Sep 11 – Oct 22, 2026Show as table
| Week starting | Complaints |
|---|---|
| Sep 7 (3 days) | 28 |
| Sep 14 | 172 |
| Sep 21 | 143 |
| Sep 28 | 159 |
| Oct 5 | 102 |
| Oct 12 | 140 |
| Oct 19 (4 days) | 113 |
Compared with all codes
- Robocalls
- 69%all codes 75%
- Callers with the same code
- 51%all codes 35%
- Rank by complaints
- #143of 461 · middle half
- FCC complaints, Oct 2025 – Sep 2026
- 15513 about text messages
What the calls were about
Sep 11 – Oct 22, 2026
| Subject | Complaints | |
|---|---|---|
| Reducing your debt (credit cards, mortgage, student loans) | 130 15% | |
| Dropped call or no message | 65 8% | |
| Calls pretending to be government, businesses, or family and friends | 60 7% | |
| Medical & prescriptions | 53 6% | |
| Computer & technical support | 15 2% | |
| Warranties & protection plans | 13 2% |
Where the people who complained live
Sep 11 – Oct 22, 2026
| State | Complaints | |
|---|---|---|
| Wisconsin | 488 57% | |
| California | 35 4% | |
| Texas | 30 4% | |
| Illinois | 22 3% | |
| New York | 21 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 920 location and prefixes
| Exchange (NANPA) | Place | County | Prefixes |
|---|---|---|---|
| GREEN BAY | Green Bay | Brown County | 111 |
| APPLETON | Appleton | spans 3 counties | 94 |
| OSHKOSH | Oshkosh | Winnebago County | 40 |
| FONDDU LAC | Fond du Lac | Fond du Lac County | 34 |
| SHEBOYGAN | Sheboygan | Sheboygan County | 33 |
| MANITOWOC | Manitowoc | Manitowoc County | 24 |
| DE PERE | De Pere | Brown County | 21 |
| NEENAH | Neenah | Winnebago County | 20 |
| BEAVER DAM | Beaver Dam | Dodge County | 19 |
| WATERTOWN | Watertown | spans 2 counties | 16 |
Plus 116 smaller exchange areas.
Source: NANPA CO codes of Oct 23, 2026; places: U.S. Census Bureau, matched by DialWhere (how).
Is 920 running out of numbers?
Previous forecast (October 2025): 2055, moved later by 4 years.
Forecast exhaust year by edition
Source: NANPA NRUF forecast, April 2026 edition.
Who holds 920 prefixes
The five largest of 67 original holders
As listed by NANPA, not today’s carrier.
| Holder (as listed) | Prefixes | |
|---|---|---|
| Wisconsin Bell Inc. | 141 18% | |
| Verizon Wireless | 62 8% | |
| United States Cellular | 50 6% | |
| Level 3 Communications, LLC | 46 6% | |
| New Cingular Wireless PCS, LLC | 45 6% |
Source: NANPA CO codes of Oct 23, 2026.
Questions about area code 920
What area code is 920?
A Wisconsin area code, in service since July 26, 1997.
Where is 920 area code, and what time zone is it in?
Green Bay, WI; Central Time.
Why am I getting spam calls from 920?
598 FTC complaints from Sep 23 – Oct 22, 2026, most often about debt reduction (not verified by the FTC; caller ID can be spoofed).
Will 920 get a new area code?
NANPA forecasts exhaust in 2Q 2059; no relief planning listed.