Zonta International is a leading global organization of professionals empowering women worldwide through service and advocacy. Women working together in Columbia, SC to Build A Better World For Women and Girls. The Zonta Club of Columbia is a service organization whose mission is to work on projects and programs to advance the status of women and girls. We are affiliated with Zonta International, a global organization of executives and professionals working together to advance the status of women worldwide through service and advocacy. Nearly 33,000 members belong to more than 1,200 Zonta Clubs in 67 countries and geographic areas.