WCI may refer to:
Companies WCI Communities, a subsidiary of the home construction company Lennar Corporation Western Climate Initiative, a non-profit corporation that administers emissions trading markets in North America White Sewing Machine Company, an appliance company at one time known as White Consolidated Industries
Schools Walkerville Collegiate Institute, a secondary school located in the Walkerville area of Windsor, Ontario Walnut Creek Intermediate, a middle school in Walnut Creek, California Waterloo Collegiate Institute, a secondary school in Waterloo, Ontario Western Culinary Institute, former name of Le Cordon Bleu College of Culinary Arts in Portland, Oregon Westmount Collegiate Institute, a secondary school in Thornhill, Ontario Woburn Collegiate Institute, a secondary school in Toronto, Ontario Woodstock Collegiate Institute, a secondary school in Woodstock, Ontario
Other uses Waci language, by ISO 639-3 code Warren Correctional Institution, a prison in Ohio Washington Correctional Institute, former name of the B.B. Rayburn Correctional Center in Washington Parish, Louisiana WikiConference India, a national Wikipedia conference organised in India