Ijamsville MD ZIP Code
Ijamsville city is located in Maryland State, Frederick County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Ijamsville MD zip code by its streets and block numbers if we have some of the Ijamsville streets loaded in our website
Ijamsville Area Code is 240 and Time Zone is Eastern (GMT -05:00).
Ijamsville Zip Code - Maryland
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Ijamsville City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Ijamsville ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Ijamsville, Maryland.
The Ijamsville Zip Code is 21754.
If you want to send a mail to Ijamsville City, you should use the 21754 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Ijamsville 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 21754 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Ijamsville 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.