F. Forchungsabteilung (Research Branch)
f. für (for)
F. Abt. Feldtransportabteilung (Field Transportation Branch)
F.A.D. Feld-Ausbildung Division (Field Training Division)
FAD Freiwilliger Arbeitsdienst (Volunteer Labor Service)
FAGr Fernaufklärungsgruppe (Long-range Reconnaissance Group)
Fahr. Trp Fahrtruppen (Driving Troops; Drivers)
Fallsch. Fallschirmsjäger (Parachutist, airborne, parachute, paratroop)
FAR Fallschirm-Artillerie-Regiment (Parachute Artillery Regiment)
FAS Flak-Artillerie-Schule (Anti-Aircraft Artillery School)
FD Fliegerdivision (Air (or Flying) Division)
FdU Führer der Unterseeboote (Commander of U-boats)
Felda.R. Feldartillerie-Regiment (Field Artillery Regiment)
Feldausb. Feldausbildung (Field Training)
Feldbahnkp. Feldbahn-Kompanie (Field railway company)
Feldeisb.Betr.Abt. Feldeisenbahn-Betriebs-Abteilung (Field railway operating Unit)
Feldeisb.Dir. Feldeisenbahn-Direktion (see Field Railway Directorate)
Feldeisb.Masch.Abt. Feldeisenbahn-Maschinen-Abteilung (Field railway machine Unit)
Feldeisb.Nachsch.Lag. Feldeisenbahn-Nachschub-Lager (Field railway supply Depot)
Feldeisb.Kdo. Feldeisenbahn-Kommando (Field railway command)
Feldeisb.Werkst.Abt. Feldeisenbahn-Werkstatt-Abteilung (Field railway workshop Unit)
Feldgend.Tr. Feldgendarmerie-Trupp (Military police detachment)
Feldlaz. Feldlazarett (Field hospital)
Feldnachr.Kdtr. Feldnachrichten-Kommandantur (Field signals command)
Feldschalt-Abt. z.b.V. Feldschalt-Abteilung (Special signals relay unit)
Feld-Sd.Btl. Feld-Sonder-Bataillon (Special penal battalion)
Feld-Wasser-Str.R.Abt. Feld-Wasser-Strassen-Räum Abteilung (Waterways clearing Battalion)
Feldwerkst. Feldwerkstatt (Field ordnance workshop)
Feldzg. Verw. Feldzeugverwaltung (Ordnance administration)
Fernkab.Bau-Abt. Fernkabel-Bau-Abteilung (Trunk-line telegraph construction unit)
Fernschreibkp. Fernschreibkompanie (Teleprint company)
Fest. Festungs (Fortress)
Feste-Nachr.Stelle Feste-Nachrichten-Stelle (Static signals station)
FG Fliegerkorps (Air (or Flying) Corps)
F.G.A. Feldgendarmerie-Abteilung (Military police battalion)
Fhr. Führer (Leader; commander; chief; "Der Führer" only used for Adolf Hitler)
FHQ Führerhauptquartier (Hitler's Field Headquarters)
Filmtr. Filmtrupp (Film section)
Filterkol. Filterkolonne
Fhj. Fahnenjunker (Officer cadet)
FJD Fallschirm-Jäger-Division (Parachute Division)
FJR Fallschirm-Jäger-Regiment (Parachute Regiment)
F.K. Feldkommandantur (Field Command; Administrative command in occupied areas [of regimental status])
Flak Flieger Abwehr Kanonen (anti aircraft artillery)
Flak-Abt. Flak-Abteilung (Anti-aircraft Battalion)
Flak-Battr. Flak-Batterie (Anti-aircraft Battery)
Flak-Div. Flak-Division (Anti-aircraft Division)
Flak-Korps. Flak-Korps (Anti-aircraft Corps)
Flak-Rgt. Flak-Regiment (Anti-aircraft Regiment)
Flifü Fliegerführer (Air Force Commander)
Flivo. Fliegerverbindungsoffizier (Air Liaison Officer)
Fluko Flugwach-Kommando (Air-Watch Unit)
Fmd. SS Förderndes Mitglied der SS
fMSS Förderndes Mitglied der SS
F. Oa. Führer Oberabschnitt (commander of an SS or SA region)
FsAK Fallschirm-Korps (Parachute Corps)
FsAOK Fallschirm-Armee Oberkommando (Command of Parachute Army)
Fstgs.Baubtl. Festungs-Baubataillon (Fortress construction battalion)
Fstgs.Btl. Festungs-Bataillon (Fortress battalion)
Fstgs.Nachr.Kdtr. Festungs-Nachrichten-Kommandantur (Fortress signals command)
Fstgs.Pi.Abschn.Gr. Festungs-Pionier-Abschnitt-Gruppe (Fortress engineer sector group)
Fstgs.Pi.Kdr. Festungs-Pionier-Kommandeur (Fortress engineer commander)
Fstngs.Pi.Pk. FestungsPionier Park (Fortress engineer park)
Fstgs.Pi.St. Festungs-Pionier-Stab (Fortress engineer staff)
Fstgs.Rgt. Festungs-Regiment (Fortress regiment)
FSchp. Feuerschutzpolizei (Fire Protection Police; a branch of the Orpo)
Fu Funkwesen (Radio)
Fu. Kp. Funk-Kompanie (Radio Company)
Fü. Lehrg. Führer Lehrgang (Leadership Training)
FuR Führer und Reichskanzler (Leader and Reich Chancellor [Hitler])
Fü.Res.OKH Führer Reserve of OKH
Fürs. Fürsorge (Welfare)
Fürs.u.Vers. Abt. Fürsorge- und Versorgungsabteilung (Welfare and Pensions Branch)
Füs. Füsilier (Fusilier (Infantry))
F.V. Fürsorge- und Versorgungsdienststellen (Welfare and Pensions Office)
Fz. Feldzeug (Ordnance)
Fz.Kdo. Feldzeug Kommando (Ordnance Command)