| FOBL | Falling Off Bed Laughing 
| Others |
| FOBL | First-Order Bayesian Logic (probability theory)
| Others |
| FOBL | Flat on Bottom Left (configuration)
| Others |
| FOBL | Friends of Barbara Lombardi
| Others |
| FOBL | Friends of Berkeley Lab (Lawrence Berkeley National Laboratory community newsletter; Berkeley, CA)
| Others |
| FOBL | Friends of the Belmont Library (Belmont, CA)
| Others |
| FOBL | Friends of the Oakhurst Branch Library
| Others |
| FOBL | Front Office Baseball League
| Others |