Operators
- Canada
- Royal Canadian Air Force
- France
- French Air Force (Armée de l'Air)
- French Naval Aviation (Aéronavale)
- Vichy French Air Force
- Germany
- Luftwaffe used captured NA.57 and NA.64 for flight training and to familiarize aircrew with U.S. aircraft
- United Kingdom
- Royal Navy (on loan from RCAF in 1941)
- United States
- United States Army Air Corps (until June 1941)
- United States Army Air Forces (after June 1941)
- United States Navy
- Sweden
- Swedish Air Force
Read more about this topic: North American BT-9