Operators
- Afghanistan
- Afghan Air Force acquired four aircraft from 1924 through 1928.
- Argentina
- Argentine Air Force
- Austria
- Austrian Air Force (1927-1938)
- Österreichische Luftverkehrs AG (ÖLAG) started flying with F.13 and operated 24 aircraft
- Bolivia
- Lloyd Aéreo Boliviano received the first F.13 as a gift from the German community on the occasion of the centennial of Bolivian independence.
- Brazil
- Syndicato Condor - Serviços Aéreos Condor
- Varig
- Chile
- Chilean Air Force
- China
- Bulgaria
- Bulgarian Air Force
- Bunavad operated two aircraft between 1927 and 1928.
- Colombia
- SCADTA (Avianca)
- Colombian Air Force
- Free City of Danzig
- Danziger Luftpost
- Lloyd Ostflug
- Estonia
- Aeronaut operated F.13 between 1922 and 1927.
- Finland
- Aero Airways
- Kauhajoki Flying Club
- Finnish Air Force
- Finnish Border Guard
- France
- Germany
- Junkers Luftverkehr, primary user until merger with Deutscher Aero Lloyd into Deutsche Luft Hansa
- Deutsche Luft Hansa operated about 110 aircraft, a large part taken over from Junkers Luftverkehr
- Hungary
- Aeroexpress operated six aircraft between 1923 and 1927.
- Iceland
- Flugfélag Íslands operated three aircraft between 1928 and 1931.
- Iran
- Imperial Iranian Air Force
- Italy
- Japan
- Lithuania
- Lithuanian Air Force operated prototype aircraft, that crash landed in Lithuania after illegaly passing its border in 1919.
- Mongolia
- Mongolian People's Army Air Force operated 3 aircraft between 1925 and 1931.
- Poland
- Aero-Targ leased six aircraft from Danziger Luftpost in 1921.
- Aerolloyd (later renamed Aerolot) operated 16 aircraft between 1922 and 1929.
- LOT Polish Airlines took over 15 remaining aircraft from Aerolot and operated them between 1929 and 1936.
- Portugal
- Serviços Aéreos Portugueses operated one aircraft between 1929 and 1931.
- Romania
- Royal Romanian Air Force
- Soviet Union
- Aviaarktika operated several aircraft.
- Soviet Air Force
- South Africa
- South African Airways operated four aircraft obtained from Union Airways.
- South African Air Force
- Sweden
- Swedish Air Force
- Switzerland
- Ad Astra Aero operated at least four F.13s (registered CH-91/92/93/94) between 1919 and probably 1930.
- Turkey
- Turkish Air Force operated three aircraft between 1925 and 1933.
- Turkish Air Post operated two ex-military aircraft between 1933 and 1938.
- General Command of Mapping (Turkey) operated one ex-Air Force aircraft (serial no: 882) equipped with aerial photo system from 1933 to 1938.
- United Kingdom
- Civil register lists five F.13s during 1930s
- United States
- United States Post Office Department
- United States Navy
Read more about this topic: Junkers F.13