Saint James MD ZIP Code
Saint James city is located in Maryland State, Washington County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Saint James MD zip code by its streets and block numbers if we have some of the Saint James streets loaded in our website
Saint James Area Code is 301 and Time Zone is Eastern (GMT -05:00).
Saint James Zip Code - Maryland
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Saint James City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Saint James ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Saint James, Maryland.
The Saint James Zip Code is 21781.
If you want to send a mail to Saint James City, you should use the 21781 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Saint James 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 21781 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Saint James 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 Maryland.