Forest Hill MD ZIP Code
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Forest Hill city is located in Maryland State, Harford County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Forest Hill MD zip code by its streets and block numbers if we have some of the Forest Hill streets loaded in our website
Forest Hill Area Code is 443/410 and Time Zone is Eastern (GMT -05:00).
Forest Hill Zip Code - Maryland
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Forest Hill City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Forest Hill ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Forest Hill, Maryland.
The Forest Hill Zip Code is 21050.
If you want to send a mail to Forest Hill City, you should use the 21050 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Forest Hill 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 21050 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Forest Hill 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.