Chelsea MI ZIP Code
Chelsea city is located in Michigan State, Washtenaw County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Chelsea MI zip code by its streets and block numbers if we have some of the Chelsea streets loaded in our website
Chelsea Area Code is 734 and Time Zone is Eastern (GMT -05:00).
Chelsea Zip Code - Michigan
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Chelsea City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Chelsea ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Chelsea, Michigan.
The Chelsea Zip Code is 48118.
If you want to send a mail to Chelsea City, you should use the 48118 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Chelsea 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 48118 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Chelsea 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 Michigan.