Calamus IA ZIP Code
Calamus city is located in Iowa State, Clinton County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Calamus IA zip code by its streets and block numbers if we have some of the Calamus streets loaded in our website
Calamus Area Code is 563 and Time Zone is Central (GMT -06:00).
Calamus Zip Code - Iowa
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Calamus City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Calamus ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Calamus, Iowa.
The Calamus Zip Code is 52729.
If you want to send a mail to Calamus City, you should use the 52729 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Calamus 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 52729 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Calamus 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.