20420 ZIP Code

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20420 is a zip code assigned by the US Postal Service Office for a US City.

You can search for the 20420 zip code by its streets and block numbers if we have some of the streets loaded in our website

You should use 20420 Zip Code if you want to send mail to a certain US City.

20420 Zip Code - US ZIP Codes

The US ZIP Code basic format consists of five decimal numerical digits assigned like the 20420 Zip Code. An extended ZIP+4 code, introduced in the 1980s, includes the five digits 20420 ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code.

20420 Zip Code belongs to Washington, DC - US. 20420 Zip code is located at District Of Columbia County and is related to this cities: Washington, Veterans Admin

20420 Zip Code Area Code is 202 and 20420 Zip Code Time Zone is Eastern (GMT -05:00).

In 1983, the U.S. Postal Service introduced an expanded Washington 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 20420 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Washington 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 Washington DC.

20420 Zip Code MAP

What city is 20420 Zip Code?

The 20420 Zip Code is assigned to Washington City in Washington DC State.

ZIP Plus 4 Washington - US Streets Zip Codes

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20420 Zip Code City?

Washington, DC

Washington (District Of Columbia County), Washington DC - US

This Zip code is related to Washington, Veterans Admin City

20420 ZIP Code Lookup

20420 Zip Code File:
Zip Code: 20420
City: Washington
Washington Area Code: 202
Washington, DC - Time Zone: Eastern (GMT -05:00)
County: District Of Columbia
City Aliases: Washington, Veterans Admin
State: Washington DC
State Abb: DC