20711 ZIP Code
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20711 is a zip code assigned by the US Postal Service Office for a US City.
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You should use 20711 Zip Code if you want to send mail to a certain US City.
20711 Zip Code - US ZIP Codes
The US ZIP Code basic format consists of five decimal numerical digits assigned like the 20711 Zip Code. An extended ZIP+4 code, introduced in the 1980s, includes the five digits 20711 ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code.
20711 Zip Code belongs to Lothian, MD - US. 20711 Zip code is located at Anne Arundel County and is related to this cities: Lothian
20711 Zip Code Area Code is 301/240 and 20711 Zip Code Time Zone is Eastern (GMT -05:00).
In 1983, the U.S. Postal Service introduced an expanded Lothian 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 20711 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Lothian 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.