CCX

CCX may mean:


 * 210 in roman numerals
 * AD 210, the year of the Common Era
 * Chicago Climate Exchange, North American greenhouse gas reduction and trading system
 * Cisco Compatible EXtensions, a specification for 802.11 wireless LAN chip manufacturers
 * Koenigsegg CCX, a sports car
 * CCX, the coal mining company that is controlled by the Brazilian conglomerate EBX Group
 * CCX, the name given to Core Complex, a building block in AMD's Zen microarchitecture and its successor architectures
 * CCX, the Australian Stock Exchange code for City Chic Collective