Perry Hall MD ZIP Code
Perry Hall city is located in Maryland State, Baltimore County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Perry Hall MD zip code by its streets and block numbers if we have some of the Perry Hall streets loaded in our website
Perry Hall Area Code is 410 and Time Zone is Eastern (GMT -05:00).
Perry Hall Zip Code - Maryland
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Perry Hall City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Perry Hall ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Perry Hall, Maryland.
The Perry Hall Zip Code is 21128.
If you want to send a mail to Perry Hall City, you should use the 21128 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Perry Hall 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 21128 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Perry Hall 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.