Northwood IA ZIP Code
Northwood city is located in Iowa State, Worth County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Northwood IA zip code by its streets and block numbers if we have some of the Northwood streets loaded in our website
Northwood Area Code is 641 and Time Zone is Central (GMT -06:00).
Northwood Zip Code - Iowa
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Northwood City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Northwood ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Northwood, Iowa.
The Northwood Zip Code is 50459.
If you want to send a mail to Northwood City, you should use the 50459 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Northwood 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 50459 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Northwood 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 Iowa.