ICO

ICO or Ico may refer to:

Science and technology

 * ICO (file format), a file format used for icon images in Microsoft Windows
 * Index of Central Obesity, a measurement of abdominal obesity
 * Indian Computing Olympiad, an annual computer programming competition
 * Initial coin offering, a funding process involving a new cryptocurrency
 * Intermediate circular orbit, a type of satellite orbit

Organizations

 * ICO Global Communications, a mobile satellite services company based in Reston, Virginia, US
 * Catalan Ornithological Institute (Institut Català d'Ornitologia), a non-profit for the study of birds in Catalonia
 * Illinois College of Optometry, a private college in Chicago, Illinois, US
 * Information Commissioner's Office, a UK regulator
 * Institute of Contemporary Observation, a Chinese non-governmental organization
 * International Coffee Organization, a group for enhancing cooperation between nations dealing in coffee
 * International Commission for Optics, a commission for knowledge in optics
 * International Communist Opposition, a group of critics of the Communist movement
 * International Council of Ophthalmology, a body serving associations of ophthalmologists
 * Instituto de Crédito Oficial, a Spanish state-owned development bank
 * Irish Chamber Orchestra, a chamber orchestra in Ireland
 * Irish College of Ophthalmologists, the national body for ophthalmology training in Ireland
 * Israel Chamber Orchestra, a chamber orchestra in Israel

Places

 * Cocos (Keeling) Islands (ITU code: ICO), an Australian territory in the Indian Ocean
 * Icó, a town in Ceará, Brazil

Other uses

 * Ico, a 2001 PS2 action-adventure video game
 * Ico, el caballito valiente, a 1983 Argentine animated film
 * Ico Hitrec (1911–1946), Croatian football player