RCI

RCI may refer to one of the following.
 * RCI (company), a Timeshare Exchange Company
 * RCI Engineering, a manufacturer of agricultural equipment, including the Ag-Bag product line
 * Racer's Choice Inc., a manufacturer of racing automotive products, Texas, USA
 * Radio Canada International, international broadcasting service of the Canadian Broadcasting Corporation
 * Radio Caraïbes International, a radio station in Martinique and Guadeloupe
 * Radio Caribbean International, a radio station in St. Lucia
 * Random coil index, a predictor of protein flexibility
 * Rapid Continuous Improvement, a process improvement practice based on the Japanese concept of Kaizen
 * Rehabilitation Council of India, an Indian council for the disabled
 * Renault Crédit International, former name of the French company RCI Banque
 * Research Centre Imarat, an Indian defence laboratory under DRDO responsible for the development of missiles. (See IGMDP)
 * Residential/Commercial/Industrial Meter - a common metric in City Building computer games
 * Revival Centres International, a Pentecostal church founded in Australia
 * Revolutionary Communist International, a network of Trotskyist parties in several dozen countries
 * Riverside College, Inc., a medical college in the Philippines
 * Roadway Characteristics Inventory, a database containing information on roads
 * Rogers Communications Inc., a Canadian communications company
 * Royal Canadian Institute, an organization dedicated to the advancement of science.
 * Royal Caribbean International, a cruise line based in Florida, USA