IIC

IIC may refer to
 * Itahari International College, IT and Business college in Morang, Nepal.
 * Apple IIc, a personal computer introduced by Apple Computer in April 1984
 * Institute of Informatics and Communication, University of Delhi South Campus
 * I²C, Inter-Integrated Circuit, a serial computer bus
 * Impact insulation class, a method of determining how effective a floor structure is to footfall noise
 * Independent Inquiry Committee, a UN committee commissioned with investigating alleged corruption and fraud in the Oil-for-Food Programme
 * India International Centre, New Delhi, India
 * Industrial Internet Consortium, founded in 2014 to further development, adoption and widespread use of interconnected machines, intelligent analytics and people at work.
 * Instituto de Ingeniería del Conocimiento The Knowledge Engineering Institute (CII) is a Spanish research, development and innovation center located on the campus of Universidad Autonoma de Madrid (UAM)
 * International Institute for Conservation, the global membership organisation for conservation professionals
 * International Review of Intellectual Property and Competition Law, a publication in intellectual property law
 * Israeli Intelligence Community
 * Istituto Italiano di Cultura, an Italian Cultural Institute of the Italian Ministry of Foreign Affairs