Herrick city is located in Illinois State, Shelby County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Herrick IL zip code by its streets and block numbers if we have some of the Herrick streets loaded in our website
Herrick Area Code is 618 and Time Zone is Central (GMT -06:00).
Herrick Zip Code - Illinois
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Herrick City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Herrick ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Herrick, Illinois.
If you want to send a mail to Herrick City, you should use the 62431 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Herrick 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 62431 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Herrick 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.