C4CY
C4CY stands for Communities for Children and Youth (Maine)
C4D
C4D stands for Cinema 4d (3d Image Program) C4D stands for Contract for Deed (real property) C4D stands for Communication for Development (UN) C4D stands for Culture for Development (information portal) C4D stands for Center for Design (Pacific Northwest College of Art; Portland, OR) C4D stands for Connectivity for Development (Nigeria)
C4I
C4I stands for Command, Control, Communications, Computers, & Intelligence (US DoD) C4I stands for Community Climate Change Consortium for Ireland (est. 2003) C4I stands for Centre for Infections (Health Protection Agency; UK)
C4I2SR
C4I2SR stands for Command, Control, Communications, Computers, Intelligence, Information, Surveillance, and Reconnaissance
C4I2TSR
C4I2TSR stands for Command, Control, Communications, Computers, Intelligence, Information, Technology, Surveillance, and Reconnaissance
C4IBC
C4IBC stands for Command, Control, Communications & Computers Intelligence Battle Center
C4ID
C4ID stands for Command, Control, Communications, Computers and Intelligence Dissemination
C4IEW
C4IEW stands for Command, Control, Communications, Computers, Intelligence, Electronic Warfare (US DoD)
C4IEW&S
C4IEW&S stands for Command, Control, Communications, Computers, Intelligence Electronic Warfare and Sensors
C4IEWS
C4IEWS stands for Communications, Command, Control, Computer, Intelligence, Electronic Warfare and Sensors