Question 1

What is the area code for Green Bay?

Accepted Answer

The main area code for Green Bay, Wisconsin is 920. Green Bay is now served by 2 area codes in total: 920, 274.

Question 2

How many area codes does Green Bay have?

Accepted Answer

Green Bay has 2 area codes: 920, 274.

Question 3

Why does Green Bay have more than one area code?

Accepted Answer

As Green Bay used up the numbers available in its original area code (920, in service since 1997), additional "overlay" codes were added over the same area so new phone numbers could keep being assigned.

Question 4

How do you dial a Green Bay number?

Accepted Answer

Dial all 10 digits — the area code (920 or 274) followed by the 7-digit local number. From outside the U.S., dial +1, then the area code and number.

Area codes in Green Bay, Wisconsin

Area codes serving Green Bay