Copper Harbor MI ZIP Code
Copper Harbor city is located in Michigan State, Keweenaw County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Copper Harbor MI zip code by its streets and block numbers if we have some of the Copper Harbor streets loaded in our website
Copper Harbor Area Code is 906 and Time Zone is Eastern (GMT -05:00).
Copper Harbor Zip Code - Michigan
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Copper Harbor City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Copper Harbor ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Copper Harbor, Michigan.
The Copper Harbor Zip Code is 49918.
If you want to send a mail to Copper Harbor City, you should use the 49918 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Copper Harbor 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 49918 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Copper Harbor 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.