Grafton IA ZIP Code

Grafton 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 Grafton IA zip code by its streets and block numbers if we have some of the Grafton streets loaded in our website

Grafton Area Code is 641 and Time Zone is Central (GMT -06:00).

Grafton Zip Code - Iowa

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

The Grafton Zip Code is 50440.

If you want to send a mail to Grafton City, you should use the 50440 Zip Code.

In 1983, the U.S. Postal Service introduced an expanded Grafton 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 50440 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Grafton 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.

Grafton, Iowa - MAP

What is the Grafton Zip Code?

The Grafton Zip Code in Iowa is 50440.

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Grafton, Iowa - US Zip Code

Grafton ZIP Code Lookup

50440 Zip Code File:
Zip Code: 50440,
City: Grafton
Grafton Area Code: 641
Grafton, IA - Time Zone: Central (GMT -06:00)
County: Worth
City Alias: Grafton
State: Iowa
State Abb: IA

Iowa Zip+4 - Nearby Grafton Cities

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