Mercer WI ZIP Code
Mercer city is located in Wisconsin State, Iron County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Mercer WI zip code by its streets and block numbers if we have some of the Mercer streets loaded in our website
Mercer Area Code is 715 and Time Zone is Central (GMT -06:00).
Mercer Zip Code - Wisconsin
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Mercer City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Mercer ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Mercer, Wisconsin.
The Mercer Zip Code is 54547.
If you want to send a mail to Mercer City, you should use the 54547 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Mercer 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 54547 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Mercer 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.