| Abbreviation | Definition |
|---|---|
| JLGC | Journal of the LUCAS Graduate Conference |
| JMCC | John McIntyre Conference Centre |
| JNC | Joint Navigation Conference |
| JNCWS | Japanese National Crane Workshop and Symposium |
| JPCS | Journal of Physics Conference Series |
| JPIC | Jazz Philosophy Intermodal Conference |
| JRC | Joint Rail Conference |
| JRNC | Jostens Renaissance National Conference |
| JSEMC | Joint Services Environmental Management Conference |
| JSFC | Jr Skyland Football Conference |
| JSM | Joint Statistical Meetings conference |
| JUC | Jenkins User Conference |
| JUW | Jonah Upgrade Workshop |
| JVW | Java Verification Workshop |
| JVW | John V. Wehausen Symposium |
| JWC | Joomla World Conference |
| JYC | Junior Youth Conference |
| KAHC | Kentucky Affordable Housing Conference |
| KASC | Korea America Student Conference |
| KBSE | Knowledge-Based Software Engineering Conference |