A39

A39 or A-39 may refer to:

• Tortoise heavy assault tank, a British experimental tank in World War 2
• The FAA identifier for Ak-Chin Regional Airport

Roads

• A39 highway (Australia), a road in Victoria designated A39/B340
• A39 motorway (France), a road connecting Dijon with Dole and Bourg en Bresse
• A 39 motorway (Germany), a road connecting Salzgitter, Wolfsburg and Braunschweig
• A39 road (England)

and also:

• English Opening, Encyclopaedia of Chess Openings code