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Columbia County
341 E. Main St.
Dayton, WA 99328

Child Support
The Support Enforcement of the Prosecuting Attorney’s Office represents the children of Columbia County in matters of parentage and to establish and enforce child support orders.

PLEASE NOTE:  All requests for support enforcement or paternity establishment services must be made through the Department of Social and Health Services, Division of Child Support (DCS).  Use the link or contact the Division of Child Support directly at 1-800-922-4306 or 1-800-442-5437.

If you cannot find the information you need here, please feel free to call or visit us, Monday through Friday (excluding all major holidays) between the hours of 8:30 a.m. and 4:30 p.m.

Prosecuting Attorney’s Office

116 N. 3rd

Dayton, WA 99382


509-382-1197 fax

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