| IFB | I Follow Back 
| Others |
| IFB | Illinois Farm Bureau
| Others |
| IFB | In For real Business
| Others |
| IFB | Independent Fashion Bloggers
| Others |
| IFB | Independent Financial Brokers
| Others |
| IFB | Independent Fundamental Baptist
| Others |
| IFB | Indian Fine Blank
| Others |
| IFB | Indian Fine Blanks
| Others |
| IFB | Information For Bid
| Others |
| IFB | Institute for Family Business
| Others |
| IFB | Institute Of Furahan Biology
| Others |
| IFB | Insulating Fire Brick
| Others |
| IFB | Insurance Fraud Bureau
| Others |
| IFB | Inter Facultaire Beker
| Others |
| IFB | Intermediate Functional Block
| Others |
| IFB | International Festival for Business
| Others |
| IFB | International Finance Bank
| Others |
| IFB | International Foreign Bankers
| Others |
| IFB | International Friends Bureau
| Others |
| IFB | Internet for Business
| Others |
| IFB | Interruptable Fold Back
| Others |
| IFB | Interrupted Feedback Broadcast
| Others |
| IFB | Interruptible Feed Back
| Others |
| IFB | Interruptible Fold Back
| Others |
| IFB | Invitation For A Bid
| Others |
| IFB | Invitation For Bid
| Others |
| IFB | Invitation For Bids
| Others |
| IFB | Irish Film Board
| Others |
| IFB | Irish Food Board
| Others |
| IFB | Itiation For Bid
| Others |