Cargo door
Look for the large rectangular main-deck loading door.
Freighter aircraft identification
Learn the visual clues that identify the Boeing 737-800BCF, then test yourself using different viewing angles and liveries.

A passenger 737-800 converted with a large main-deck cargo door and reinforced floor for express freight.
The Quiz catalogue includes 1 Boeing 737-800BCF livery reference, including Dhl.
Look for the large rectangular main-deck loading door.
The passenger-window line is removed or blanked across most of the fuselage.
Confirm the underlying Boeing 737-800 proportions before reading the cargo conversion.
Use proportions and configuration as supporting clues; exact weights, range and cabin layouts vary by operator.
Picture the aircraft without its paint scheme. Name three physical clues before opening the answer.
What Plane? uses live aircraft data to show the nearest flight, aircraft type, airline, altitude, speed and direction on your phone.