Jefferson MD ZIP Code

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Jefferson city is located in Maryland State, Frederick County and has a unique zip code assigned by the US Postal Service Office.

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

Jefferson Area Code is 301 and Time Zone is Eastern (GMT -05:00).

Jefferson Zip Code - Maryland

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

The Jefferson Zip Code is 21755.

If you want to send a mail to Jefferson City, you should use the 21755 Zip Code.

In 1983, the U.S. Postal Service introduced an expanded Jefferson 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 21755 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Jefferson 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.

Jefferson, Maryland - MAP

What is the Jefferson Zip Code?

The Jefferson Zip Code in Maryland is 21755.

ZIP Plus 4 Jefferson - US Streets Zip Codes

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What is the zip code for Jefferson MD?


Jefferson, Maryland - US Zip Code

Jefferson ZIP Code Lookup

21755 Zip Code File:
Zip Code: 21755,
City: Jefferson
Jefferson Area Code: 301
Jefferson, MD - Time Zone: Eastern (GMT -05:00)
County: Frederick
City Alias: Jefferson
State: Maryland
State Abb: MD

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