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Area code 920

Area code 920 Green Bay, Wisconsin

Area code 920 is in Wisconsin, with numbers assigned in Green Bay, Appleton, Oshkosh and 108 more places. It’s 11:12 PM there now.

State
Wisconsin8 area codes in Wisconsin
Time zone
Central11:12 PM there now
Exchanges
785111 places
Overlay
274Same area, 10-digit dialing
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Where area code 920 is

Numbers in 920 are assigned to 111 places in 19 counties: Winnebago County, Brown County, Outagamie County, Calumet County, Dodge County, Fond du Lac County, plus 13 more.

No single place dominates: Green Bay, the largest, has 14% of the exchanges.

  • Green Bay111
  • Appleton94
  • Oshkosh40
  • Fond du Lac34
  • Sheboygan33
  • Manitowoc24
  • De Pere21
  • Neenah20
  • Beaver Dam19
  • Watertown16
  • Sturgeon Bay12
  • Fort Atkinson10
  • New London9
  • Waupun7
  • Little Chute7
  • Weyauwega7
  • Jefferson7
  • Green Lake6
  • Sheboygan Falls6
  • Kewaunee6
  • Chilton6
  • Kaukauna6
  • Plymouth6
  • Mayville5

Phone companies in 920

785 blocks of numbers in 920 are held by 53 phone companies. The most belong to AT&T (141), Verizon Wireless (95) and UScellular (50).

A mix: about 31% wireless, 35% local phone and cable and 34% other carriers, including internet phone services.

A block’s holder is the company it was first assigned to; numbers can move to other carriers since.

History and overlays

920 went into service in 1997, added to the area of 414.

274 (since 2023) shares the same area, so a new number there can get any of these codes and local calls are dialed with all 10 digits.

72 new exchanges were assigned since 2021, the latest in September 2026.

Calling 920

It’s 11:12 PM Central time in 920 right now.

From elsewhere in the U.S., dial 1, 920 and the 7-digit number; inside the area, all 10 digits too.

Nearby area codes

Wisconsin has 8 area codes: 262, 274, 353, 414, 534, 608, 715 and 920.

From the North American Numbering Plan Administrator’s area code and exchange records (10/22/2026) and U.S. Census place and county names. Places and companies are where number blocks were assigned, not where anyone lives or which carrier a number uses today.

Map of the 920 area code

Map of the 920 area code around Green Bay, Appleton and Oshkosh, Wisconsin.

Interactive map © OpenStreetMap contributors

Cities on the map

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Questions about 920

Where is area code 920?

In Wisconsin, covering Green Bay, Appleton and Oshkosh and other places across 19 counties.

What time zone is 920 in?

Central time. It was 11:12 PM there when this page loaded.

Is 920 an overlay?

Yes. 274 serves the same area, so dial all 10 digits for local calls.

Which phone companies have 920 numbers?

53 companies hold blocks; the most belong to AT&T, Verizon Wireless and UScellular. About 31% of blocks are wireless.

Is 920 running out of numbers?

Not on record. 72 new exchanges have been assigned since 2021.