ZIP Code 99403 – Clarkston, Washington | ZipsCode.us
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ZIP Code 99403
Clarkston, Washington · Asotin
ZIP code 99403 belongs to the city of Clarkston in Washington (Asotin). See all Washington ZIP Codes.
ZIP code 99403 belongs to Clarkston, Washington, in Asotin. If you are mailing a letter or package to this area, use Clarkston, WA 99403 in the address. On this page you will find the city and county for 99403, nearby ZIP codes in the same county, and free tools to look up any address in this ZIP code.
What City Is ZIP Code 99403?
The city for ZIP code 99403 is Clarkston, Washington. When you write an address in this area, the correct format is: Name, Street Address, Clarkston, WA 99403.
ZIP Code 99403 County and State
ZIP code 99403 is located in Asotin, Washington. For a complete list of cities and ZIP codes across the state, see the Washington ZIP Codes page.
Nearby ZIP Codes in Asotin
These ZIP codes are in the same county as 99403:
ZIP Code 99403 on the Map
The map below shows the approximate center of ZIP code 99403, near Clarkston, Washington. You can zoom in and drag the map to explore the area.
Map center is approximate (ZIP area center, around 46.3946, -117.0645). Map data © OpenStreetMap.
Population and Demographics of ZIP Code 99403
According to public U.S. Census Bureau data, ZIP code 99403 is home to a community in Washington. The figures below come from the U.S. Census and the American Community Survey (ACS).
Source: U.S. Census Bureau, American Community Survey (ACS) 2023 5-year estimates and 2023 Gazetteer. Figures are estimates and change with each new survey.
Find an Address in ZIP Code 99403
Need the full ZIP+4 code for a specific street address in Clarkston? Use the free ZIP+4 Lookup tool, or find any ZIP code from a street address with the ZIP Code by Address tool.
Frequently Asked Questions
What city is ZIP code 99403?
ZIP code 99403 is for Clarkston, Washington.
What county is ZIP code 99403 in?
ZIP code 99403 is in Asotin, Washington.
What state is ZIP code 99403 in?
ZIP code 99403 is in Washington (WA).
How do I find the ZIP+4 for an address in 99403?
Use the free ZIP+4 Lookup tool with the full street address to get the complete 9-digit ZIP code.
What are the nearby ZIP codes to 99403?
Nearby ZIP codes include 99401 (Anatone), 99402 (Asotin).
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