Jefferson, WI Area Code
Jefferson, Wisconsin (population 7,814) uses area code 920.
Carriers with Jefferson numbers
7 prefixes are assigned to the Jefferson exchange: 43% mobile, 14% VoIP and cable, 43% landline.
| Carrier | Prefixes |
|---|---|
| T-Mobile | 2 |
| AT&T (Wisconsin Bell) | 2 |
| AT&T (Teleport) | 1 |
| American Messaging Services | 1 |
| AT&T Mobility | 1 |
Area codes used in Jefferson
| Area code | Prefixes serving Jefferson | Main carriers in this code |
|---|---|---|
| 920 | 7 | AT&T (Wisconsin Bell), Verizon Wireless, UScellular |
Jefferson phone number prefixes
Numbers starting with these first six digits were originally assigned to the Jefferson exchange.
920-541AT&T (Teleport)920-605T-Mobile920-640American Messaging Services920-650AT&T Mobility920-674AT&T (Wisconsin Bell)920-675AT&T (Wisconsin Bell)920-747T-Mobile
Nearby cities in area code 920
- Green Bay
- Appleton
- Oshkosh
- Sheboygan
- Fond du Lac
- Manitowoc
- Neenah
- De Pere
- Watertown
- Howard
- Fox Crossing
- Kaukauna
Questions
- What is the area code for Jefferson, WI?
- The area code for Jefferson, Wisconsin is 920.
- What time zone is Jefferson in?
- Jefferson is in the Central time zone.