Deer Park WA ZIP Code
Deer Park city is located in Washington State, Spokane County and has a unique zip code assigned by the US Postal Service Office.
You can search for the Deer Park WA zip code by its streets and block numbers if we have some of the Deer Park streets loaded in our website
Deer Park Area Code is 509 and Time Zone is Pacific (GMT -08:00).
Deer Park Zip Code - Washington
The US ZIP Code basic format consists of five decimal numerical digits assigned to the Deer Park City. An extended ZIP+4 code, introduced in the 1980s, includes the five digits of the Deer Park ZIP code, a hyphen, and four more digits that determine a more specific location within a given ZIP code in Deer Park, Washington.
The Deer Park Zip Code is 99006.
If you want to send a mail to Deer Park City, you should use the 99006 Zip Code.
In 1983, the U.S. Postal Service introduced an expanded Deer Park 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 99006 Zip code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a Deer Park 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.