| Abbreviation | Definition |
|---|---|
| FIJ | Futaba Industrial of Japan |
| FIL | Freescale, Israel |
| FILAM | Fil-American Hardware Co., Inc. |
| FIM | First Impressions Matter |
| FIM | First Impressions Music |
| FIMACO | Financial Management Company Ltd (Jersey) |
| FIMC | Financial and Insurance Management Consultants |
| FIMF | Federal Inclusive Madhesi Front |
| FIMI | Financial Information Management, Inc. |
| FIMP | Fiji Island Mermaid Press |
| FINL | Financial Independence Network Limited |
| FINS | Fax Information Network Services |
| FINS | Federal Information News Syndicate |
| FIO | Futaba Industrial of Ontario |
| FIOC | First International Oil Corporation |
| FIOP | Fairfield Inn OPryland |
| FiOS | Fiber Optic Services |
| FIOV | Funktionaer-Idraets-og Orkesterforeningen i Vridsloselille |
| FIP | Five Islands Press |
| FIP | Full Impact Productions |