CapitolImpact.com - City Profile for Columbia - Provides elected officials, local entities, and demographic details. - http://www.capitolimpact.com/gw/citydetail.asp?state=ky&stname=Kentucky&stfips=21&citykey=2116750
Columbia-Adair County - Gives an extensive overview of the area, with business listings, information about tourism, and history. - http://www.columbia-adaircounty.com/