Ellicott City MD ZIP Code
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Ellicott City city is located in Maryland State, Howard County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Ellicott City MD zip code by its streets and block numbers if we have some of the Ellicott City streets loaded in our website
Ellicott City Area Code is 410/443 and Time Zone is Eastern (GMT -05:00).
Ellicott City Zip Code - Maryland
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Ellicott City City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Ellicott City ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Ellicott City, Maryland.
The Ellicott City Zip Code is 21041, 21042, 21043.
If you want to send a mail to Ellicott City City, you should use the 21041, 21042, 21043 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Ellicott 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 21041, 21042, 21043 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Ellicott 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 Maryland.