Duluth MN ZIP Code
Duluth city is located in Minnesota State, Saint Louis County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Duluth MN zip code by its streets and block numbers if we have some of the Duluth streets loaded in our website
Duluth Area Code is 218 and Time Zone is Central (GMT -06:00).
Duluth Zip Code - Minnesota
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Duluth City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Duluth ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Duluth, Minnesota.
The Duluth Zip Code is 55801, 55802, 55803, 55804, 55805, 55806, 55807, 55808, 55810, 55811, 55812, 55814, 55815, 55816.
If you want to send a mail to Duluth City, you should use the 55801, 55802, 55803, 55804, 55805, 55806, 55807, 55808, 55810, 55811, 55812, 55814, 55815, 55816 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Duluth 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 55801, 55802, 55803, 55804, 55805, 55806, 55807, 55808, 55810, 55811, 55812, 55814, 55815, 55816 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Duluth 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 Minnesota.