- fernAny of a group of some twenty thousand species of vascular plants classified in the division Pteridophyta that lack seeds and reproduce by shedding spores to initiate an alternation of generations.
- FarleyA suburb of Newcastle in the Maitland council area, New South Wales, Australia.
- FarnhamA village and civil parish in Dorset, previously in North Dorset district (OS grid ref ST9515).
- FarehamA town and borough in Hampshire, England (OS grid ref SU578048).
- FairburnA surname.
- FernleyA ghost town in Nevada County, California, United States.
- FarlowA village and civil parish in Shropshire, England (OS grid ref SO640806).
- FarnworthA town in the Metropolitan Borough of Bolton, Greater Manchester, England, formerly in Lancashire (OS grid ref SD7305).
- FarnleyA suburb of Leeds, West Yorkshire, England (OS grid ref SE2532).
- FarncombeA village in Godalming parish, Waverley borough, Surrey, England (OS grid ref SU9745).
- FarndishA village in Podington parish, Bedford borough, Bedfordshire, England (OS grid ref SP9263).
- FarnhillA village and civil parish in Craven district, North Yorkshire, England (OS grid ref SE005465).