Saint Ann MO ZIP Code
Saint Ann city is located in Missouri State, Saint Louis County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Saint Ann MO zip code by its streets and block numbers if we have some of the Saint Ann streets loaded in our website
Saint Ann Area Code is 314/636 and Time Zone is Central (GMT -06:00).
Saint Ann Zip Code - Missouri
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Saint Ann City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Saint Ann ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Saint Ann, Missouri.
The Saint Ann Zip Code is 63074.
If you want to send a mail to Saint Ann City, you should use the 63074 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Saint Ann 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 63074 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Saint Ann 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 Missouri.