OFB
| Acronym | Definition |
|---|---|
| OFB | Ordnance Factory Board (industrial organization; India) |
| OFB | Orbitz for Business |
| OFB | Ohio Farm Bureau |
| OFB | Oregon Food Bank |
| OFB | Österreichischer Fußball-Bund (German: Austrian soccer league) |
| OFB | Output Feedback |
| OFB | Open For Business |
| OFB | Output Feedback Mode (cryptography) |
| OFB | On Frozen Blog (Washington Capitals hockey blog) |
| OFB | Original Farm Boys (drill group; UK) |
| OFB | Old Federal Building (various locations) |
| OFB | Office of Foreign Buildings |
| OFB | Out For Blood |
| OFB | Obama Fan Base |
| OFB | Orthogonal Faulty Block |