WCA may refer to: Schools Waterbury Career Academy, public high school in Waterbury, Connecticut Wake Christian Academy, private Christian school in Raleigh, North Carolina Washington Christian Academy, private Christian school in Silver Spring, Maryland Wesleyan Christian Academy, private school in High Point, North Carolina Westminster Christian Academy (Missouri), private school in Town and Country, Missouri Wildwood Catholic Academy, private school in North Wildwood, New Jersey Governing and political bodies Waste collection authority, local authority charged with collecting waste in the United Kingdom Welsh Canoeing Association, governing body for canoeing and kayaking in Wales World Clown Association, governing worldwide clowning World Cube Association, governing Rubik's Cube competitions World Council of Arameans, governing the Arameans worldwide Professional associations World Chiropractic Alliance, agency which involves itself in chiropractic matters Technical Water cascade analysis Weakly coordinating anion, or non-coordinating anion Other Wesleyan Covenant Association, an organization associated with the Global Methodist Church Western Canada Airways Ltd., a defunct Canadian airline of the 1920s and 1930s West Caribbean Airways, a Colombian airline Wikimedia Chapters Association, an organization that coordinates works of all Wikimedia chapters Wind Correction Angle, used in aeronautical navigation Work Capability Assessment, an approach to judging an unemployed person's suitability for work, England, present. World Coal Association, previously known as World Coal Institute World Counter-terrorism Agency, a fictional organization appearing in Marvel Comics World Cube Association, the world speedcubing association