Earth City MO ZIP Code
Earth City 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 Earth City MO zip code by its streets and block numbers if we have some of the Earth City streets loaded in our website
Earth City Area Code is 314/636 and Time Zone is Central (GMT -06:00).
Earth City Zip Code - Missouri
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Earth City City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Earth City ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Earth City, Missouri.
The Earth City Zip Code is 63045.
If you want to send a mail to Earth City City, you should use the 63045 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Earth City 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 63045 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Earth City 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.