FCR
- Ancillary services (electric power)
- FC Rauma
- FC Remscheid
- FC Rosengård
- FC Roskilde
- FC Rouen
- FCR (company)
- FCR 2001 Duisburg
- Fairy Chess Review
- False coverage rate
- Fc receptor
- Federal Court Reports
- Feed conversion ratio
- Fifth Colvmn Records
- Financial condition report
- Fire-control radar
- Fire-cracked rock
- First call resolution
- Flat-Coated Retriever
- Flexor carpi radialis muscle
- Flying Carpet (airline)
- Fog City Rollers
- Folin–Ciocalteu reagent
- Frank Cicci Racing
- Frontier Crimes Regulations
- Fujifilm
- Fulton County Railway