Transportation
- ICAO code for Flandre Air
- Ffestiniog Railway Society, the volunteer organization that helps run the Ffestiniog Railway,a narrow-gauge heritage railway located in Gwynedd, Wales
- Förde Reederei Seetouristik (Fast Reliable Seaways) - a German-based shipping company operating in international sea areas
- Forsinard railway station, a railway station in northern Scotland
- Mundo Maya International Airport (IATA Code: FRS) in Flores, Guatemala
- Full Rigged Ship, a sailing vessel with three or more masts, all of them square rigged
- Fuel Recommended Surcharge, a fuel surcharge for Ocean Freight
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