20770 ZIP Code
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20770 is a zip code assigned by the US Postal Service Office for a US City.
You can search for the 20770 zip code by its streets and block numbers if we have some of the streets loaded in our website
You should use 20770 Zip Code if you want to send mail to a certain US City.
20770 Zip Code - US ZIP Codes
The US ZIP Code basic format consists of five decimal numerical digits assigned like the 20770 Zip Code. An extended ZIP+4 code, introduced in the 1980s, includes the five digits 20770 ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code.
20770 Zip Code belongs to Greenbelt, MD - US. 20770 Zip code is located at Prince Georges County and is related to this cities: Greenbelt
20770 Zip Code Area Code is 301/240 and 20770 Zip Code Time Zone is Eastern (GMT -05:00).
In 1983, the U.S. Postal Service introduced an expanded Greenbelt 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 20770 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Greenbelt 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.