FBO may refer to:
Faith-based organization Film Booking Offices of America, a former American film studio Fixed-base operator, provider of ground services to general aviation at an airport
Foxtel Box Office, an Australian pay-per-view television channel Framebuffer object, an architectural element of OpenGL image processing Office of Foreign Building Operations, now the Bureau of Overseas Buildings Operations, in the United States Department of State Boron monofluoride monoxide (chemical formula)