Saint Jacob IL ZIP Code
Saint Jacob city is located in Illinois State, Madison County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Saint Jacob IL zip code by its streets and block numbers if we have some of the Saint Jacob streets loaded in our website
Saint Jacob Area Code is 618 and Time Zone is Central (GMT -06:00).
Saint Jacob Zip Code - Illinois
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Saint Jacob City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Saint Jacob ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Saint Jacob, Illinois.
The Saint Jacob Zip Code is 62281.
If you want to send a mail to Saint Jacob City, you should use the 62281 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Saint Jacob 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 62281 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Saint Jacob 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.