RFO

RFO may refer to:

• RF Online, a multiplayer online role-playing computer game
• Radio Frequency Overlay, analogue Cable TV over a GPON optical network
• Réseau France Outre-mer, a network of radio and television stations operating in French overseas departments and territories
• Range Forest Officer, similar to a forest ranger in the U.S.
  • Forest Range Officer, similar title in India
• Read For Ownership, an operation in computer cache coherency protocols
• Republicans for Obama
• Request for offer
• Residual fuel oil, a heavy product from oil refineries
• Reason For Outage, a term related to network outage in system administration