Shell Rock IA ZIP Code
Shell Rock city is located in Iowa State, Butler County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Shell Rock IA zip code by its streets and block numbers if we have some of the Shell Rock streets loaded in our website
Shell Rock Area Code is 319 and Time Zone is Central (GMT -06:00).
Shell Rock Zip Code - Iowa
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Shell Rock City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Shell Rock ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Shell Rock, Iowa.
The Shell Rock Zip Code is 50670.
If you want to send a mail to Shell Rock City, you should use the 50670 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Shell Rock 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 50670 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Shell Rock 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 Iowa.