Annapolis Junction MD ZIP Code
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Annapolis Junction 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 Annapolis Junction MD zip code by its streets and block numbers if we have some of the Annapolis Junction streets loaded in our website
Annapolis Junction Area Code is 443/410 and Time Zone is Eastern (GMT -05:00).
Annapolis Junction Zip Code - Maryland
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Annapolis Junction City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Annapolis Junction ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Annapolis Junction, Maryland.
The Annapolis Junction Zip Code is 20701.
If you want to send a mail to Annapolis Junction City, you should use the 20701 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Annapolis Junction 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 20701 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Annapolis Junction 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.