Coulee Dam WA ZIP Code

Coulee Dam city is located in Washington State, Okanogan County and has a unique zip code assigned by the US Postal Service Office.

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

Coulee Dam Area Code is 509 and Time Zone is Pacific (GMT -08:00).

Coulee Dam Zip Code - Washington

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

The Coulee Dam Zip Code is 99116.

If you want to send a mail to Coulee Dam City, you should use the 99116 Zip Code.

In 1983, the U.S. Postal Service introduced an expanded Coulee Dam 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 99116 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Coulee Dam 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 Washington.

Coulee Dam, Washington - MAP

What is the Coulee Dam Zip Code?

The Coulee Dam Zip Code in Washington is 99116.

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Coulee Dam, Washington - US Zip Code

Coulee Dam ZIP Code Lookup

99116 Zip Code File:
Zip Code: 99116,
City: Coulee Dam
Coulee Dam Area Code: 509
Coulee Dam, WA - Time Zone: Pacific (GMT -08:00)
County: Okanogan
City Alias: Mason City, Coulee Dam
State: Washington
State Abb: WA

Washington Zip+4 - Nearby Coulee Dam Cities

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