Luke MD ZIP Code
Luke city is located in Maryland State, Allegany County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Luke MD zip code by its streets and block numbers if we have some of the Luke streets loaded in our website
Luke Area Code is 301 and Time Zone is Eastern (GMT -05:00).
Luke Zip Code - Maryland
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Luke City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Luke ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Luke, Maryland.
The Luke Zip Code is 21540.
If you want to send a mail to Luke City, you should use the 21540 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Luke 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 21540 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Luke 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.