Walla Walla County, Washington ZIP Codes

8 ZIP Codes

Zip Code
City
Population ↓
99362Walla Walla42,853
99324College Place10,137
99323Burbank4,082
99361Waitsburg1,992
99348Prescott1,633
99360Touchet1,350
99363Wallula145
99329Dixie127

Overview of ZIP Codes in Walla Walla County

ZCTAs are geographic areas created by the US Census Bureau to approximate the delivery areas of ZIP Codes for statistical analysis. While ZCTAs use the same five-digit codes as ZIP Codes, they represent defined geographic areas that may not exactly match the mail delivery routes of ZIP Codes.
8
ZIP Codes

The data shown reflect ZCTAs from the US Census. As of 2025, there are 8 ZCTAs in Walla Walla County, Washington (US Census).

Sources

  1. US Census: 2025 Gazetteer Files
  2. US Census: ZIP Code Tabulation Areas (ZCTAs)

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