| Abbreviation | Definition |
|---|---|
| JII | Johnston Industries, Incorporated |
| JII | Jordan Industries, Inc. |
| JII | Jorden Industries Incorporated |
| JIICCS | Jagruthi Innovative Implementations Creative Constructions Services |
| JIJ | Just In Jest, Inc. |
| JIPL | Jainson Insulation Private Limited |
| JIR | Jesup Internet Service |
| JIR | Journeyweb Internet Services |
| JIS | Jesup Internet Service |
| JIS | Jewelers International Showcase, Inc. |
| JIS | Job Index Survey |
| JIS | Journeyweb Internet Services |
| JIS | Juggling Information Service |
| JISP | Jamaican Information Services Products |
| JIT | Just In Time |
| JIX | Jakarta Internet Exchange |
| JJ | Jonette Jewelry |
| JJ | Joseph John |
| JJ | Julie's Jewel |
| JJA | Japan Jewelery Association |