F4B-Audio-Book-for-Adobe-Flash-Player
F4B-MP4-Audio-Book-File
F4-Fortran-IV-source-code-file
F4P-Adobe-Flash-protected-MP4-file
F4P-MP4-Video-File
F4V-Adobe-Flash-mp4-file
F4V-Flash-Renamed-MP4-File-Adobe-Systems-Incorporated
F4V-Flash-video-media-container-file
F4V-Video-for-Adobe-Flash-Player
F64-Floating-point-raw-64-bit-IE
F64-Raw-64-Bit-Audio-File
F6-Fonts-file
F77-Source-code-file-FORTRAN-77
F7-Fonts-file
F8-Fonts-file
F90-FORTRAN-file
F95-Fortran-95-language-source-file
F96-Fax-document-Frecom-FAX96
F99-HEC-RAS-Flow-File-U-S-Army-Corps-of-Engineers
FA1-DATAIR-FAS-87-132-Reporter-Data-File
FA1-FAS-132-System-Data-File-DATAIR-Employee-Benefit-Systems-Inc
FA2-DATAIR-FAS-87-132-Reporter-Custom-text-File
FA2-FAS-132-System-Custom-Text-File-DATAIR-Employee-Benefit-Systems-Inc
FACE-FACE-Graphic-File
FACET-Facet-File
FACE-UNIX-FaceSaver-bitmap-image
FACE-Usenix-FACE-graphics-file
FAC-Face-graphic
FA_-Compr-Scanner-us-driver-file
FACT-Electric-Image-3D-Image-File-Electric-image-Inc
FACTOR-Factor-Language-Source-File-Factor-Community
FAD-Data-File
FAE-MS-Office-97-file-converter-DLL
FA-EROSION-3D-Flow-Accumulation
FAET-Mac-File-Type
FA-FASTA-Format-DNA-and-Protein-Sequence-Alignment
FA-FASTA-Formatted-Sequence-File
FAFF-Amiga-spreadsheet-Procalc-and-Advantage
FAF-Find-Any-File-Search-Description-Thomas-Tempelmann
FAI-PDP-10-FAIL-Compiler-Source
FAL-Bitmap-Graphic-Header-Information
FAL-Bitmap-graphics-image-header-information
FAM-Famtasia-Famicom-image-format-Famtasia
FAM-Nintendo-Entertainment-System-FamicomS-Emulator-ROM-Image-Nintendo
FAM-Paradox-TV
FAM-Paradox-TV-file
FAM-The-Sims-family-file
FAN-Finale-NotePad-Font-Annotation-MakeMusic-Inc
FAN-Greeting-Card-Factory-File-Nova-Development
FAP-FotoAngelo-Project-Settings-ACD-Systems-Ltd
TechTarget file types