Logan IL ZIP Code
Logan city is located in Illinois State, Franklin County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Logan IL zip code by its streets and block numbers if we have some of the Logan streets loaded in our website
Logan Area Code is 618 and Time Zone is Central (GMT -06:00).
Logan Zip Code - Illinois
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Logan City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Logan ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Logan, Illinois.
The Logan Zip Code is 62856.
If you want to send a mail to Logan City, you should use the 62856 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Logan 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 62856 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Logan 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 Illinois.