Columbiaville MI ZIP Code
Columbiaville city is located in Michigan State, Lapeer County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Columbiaville MI zip code by its streets and block numbers if we have some of the Columbiaville streets loaded in our website
Columbiaville Area Code is 810 and Time Zone is Eastern (GMT -05:00).
Columbiaville Zip Code - Michigan
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Columbiaville City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Columbiaville ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Columbiaville, Michigan.
The Columbiaville Zip Code is 48421.
If you want to send a mail to Columbiaville City, you should use the 48421 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Columbiaville 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 48421 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Columbiaville 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.