BFO
BFO stands for:
- Beat Frequency Oscillator , the English term for beat buzzer
- Federal offshore plan of the Federal Maritime and Hydrographic Agency
- Black Forest Observatory , the Schiltach joint geoscientific observatory in the former Anton mine
bfo stands for:
- Northern Birifor (also Malba-Birifor; ISO-639-3 code), variety of Birifor (language) , language of the Birifor in Burkina Faso
