ZIP Code 99328 – Dayton, Washington | ZipsCode.us
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ZIP Code 99328
Dayton, Washington · Columbia
ZIP code 99328 belongs to the city of Dayton in Washington (Columbia). See all Washington ZIP Codes.
ZIP code 99328 belongs to Dayton, Washington, in Columbia. If you are mailing a letter or package to this area, use Dayton, WA 99328 in the address. On this page you will find the city and county for 99328, nearby ZIP codes in the same county, and free tools to look up any address in this ZIP code.
What City Is ZIP Code 99328?
The city for ZIP code 99328 is Dayton, Washington. When you write an address in this area, the correct format is: Name, Street Address, Dayton, WA 99328.
ZIP Code 99328 County and State
ZIP code 99328 is located in Columbia, Washington. For a complete list of cities and ZIP codes across the state, see the Washington ZIP Codes page.
Nearby ZIP Codes in Columbia
These ZIP codes are in the same county as 99328:
ZIP Code 99328 on the Map
The map below shows the approximate center of ZIP code 99328, near Dayton, Washington. You can zoom in and drag the map to explore the area.
Map center is approximate (ZIP area center, around 46.3075, -117.9738). Map data © OpenStreetMap.
Population and Demographics of ZIP Code 99328
According to public U.S. Census Bureau data, ZIP code 99328 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 99328
Need the full ZIP+4 code for a specific street address in Dayton? 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 99328?
ZIP code 99328 is for Dayton, Washington.
What county is ZIP code 99328 in?
ZIP code 99328 is in Columbia, Washington.
What state is ZIP code 99328 in?
ZIP code 99328 is in Washington (WA).
How do I find the ZIP+4 for an address in 99328?
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 99328?
Nearby ZIP codes include 99359 (Starbuck).
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