Kalkaska MI ZIP Code
Kalkaska city is located in Michigan State, Kalkaska County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Kalkaska MI zip code by its streets and block numbers if we have some of the Kalkaska streets loaded in our website
Kalkaska Area Code is 231 and Time Zone is Eastern (GMT -05:00).
Kalkaska Zip Code - Michigan
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Kalkaska City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Kalkaska ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Kalkaska, Michigan.
The Kalkaska Zip Code is 49646.
If you want to send a mail to Kalkaska City, you should use the 49646 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Kalkaska 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 49646 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Kalkaska 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.