| Abbreviation | Definition |
|---|---|
| INDIE | independent film |
| INES | International Nuclear Events Scale |
| INFO | Informative News From Organizations |
| INFO | The Information Network for Ontario |
| ININ | Islamic News and Information Network |
| INMA | International News Media Association |
| INN | Ibonsoft Notepad Newsletter |
| INN | International News Net |
| INN | INTERNATIONAL NEWS Network |
| INN | Internet News Network |
| INO | Independent News Organisation |
| INO | Independent News Organization |
| INQ | Independent News Of Queen |
| INRB | Inter-collegiate National Religious Broadcasting |
| INRT | Iranian National Radio and Television |
| INTN | Israel News Talk Network |
| IOCB | Industrial Organization: A Contract Based Approach by Nicolas Boccard |
| IODV | Internet On-Demand Video |
| IOJ | Institute of Journalists |
| IOTW | Issue of the Week |