TCI

TCI may refer to: LocationsTenerife Airport (other), airport code of Tenerife International Airport (1964–1978), still used as a code for the island of Tenerife in generalTurks and Caicos Islands, UNDP country codePsychologyTemperament and Character Inventory (TCI) of personality traitsTheme-centered interaction, a method for social learning in groupsTherapeutic Crisis Intervention, protocol used in residential childcare facilitiesOrganizations and companiesTall Clubs International, organization of clubs of tall people in North AmericaTele-Communications Inc., former US cable television companyTelecommunication Company of IranTelevisione Cristiana in Italia, an Italian religious television channelTelus Communications Inc., a Canadian telecommunications subsidiary of Telus CorporationTennessee Coal, Iron and Railroad Company, former steel manufacturer, Alabama, USATexas Correctional Industries, division of Texas Department of Criminal Justice, USAThe Children's Investment Fund Management, UK hedge fund managementThistletown Collegiate Institute, a school in Toronto, CanadaTouring Club ItalianoTokyo Chemical Industry, a global manufacturer of specialty organic chemicalsToyota Canad