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ZIP codes in Adams County, Washington

Adams County, Washington has 5 ZIP codes in this list, from 99105 to 99371. They cover 5 places, among them Benge, Ritzville, Lind and Othello.

ZIP codePlaceLand area (sq mi)Map point
99105Benge15146.859, -118.161
99169Ritzville71547.132, -118.396
99341Lind34746.956, -118.706
99344Othello48546.853, -118.993
99371Washtucna21646.821, -118.286

The ZIP code areas of Adams County add up to about 1,914 square miles of land (4,958 sq km) as the Census Bureau draws them. The largest is 99169 (Ritzville), with 715 square miles.

Using these codes

Places and counties: GeoNames. Areas: U.S. Census Bureau, 2024 ZIP Code Tabulation Areas. Checked in November 2026. This site is not connected with the United States Postal Service; for mailing, confirm the address with USPS.

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