Columbia County: Official county site includes brief overview, government agencies, and contact information.
Columbia County Grain Growers: Grain prices and other information related to farming in Columbia County.
Columbia County Profile: Links related to Columbia County provided by the Palouse Economic Development Council.
Columbia County Sheriff's Office: They provide quality law enforcement services in partnership with the community.
Columbia County WaGenWeb Genealogy: Email list, history and towns of the county, resources, queries and surnames.