Custer WI ZIP Code
Custer city is located in Wisconsin State, Portage County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Custer WI zip code by its streets and block numbers if we have some of the Custer streets loaded in our website
Custer Area Code is 715 and Time Zone is Central (GMT -06:00).
Custer Zip Code - Wisconsin
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Custer City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Custer ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Custer, Wisconsin.
The Custer Zip Code is 54423.
If you want to send a mail to Custer City, you should use the 54423 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Custer ZIP code system that it called ZIP+4, often called "plus-four codes", "add-on codes", or "add ons". A ZIP+4 code uses the basic 54423 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Custer city block, a group of apartments, an individual high-volume receiver of mail or any other unit that could use an extra identifier to aid in efficient mail sorting and delivery in Wisconsin.