| Abbreviation | Definition |
|---|---|
| IOMT | Isomet Corporation |
| IONA | I O N A Technologies, P. L. C. |
| IONN | Ion Networks, Inc. |
| IPAC | Integrated Package Assembly |
| IPAR | Inter Parfums, Inc. |
| IPCN | Inter-Con/PC, Inc. |
| IPCR | I P C Holdings, LTD. |
| IPET | Pets.Com, Inc. |
| IPFS | Integrated Performance Systems, Inc. |
| IPIC | Interneuron Pharmaceuticals, Inc. |
| IPII | Imperial Industries, Inc. |
| IPIIP | Imperial Industries, Inc. |
| IPIX | Internet Pictures Corporation |
| IPKL | iPackets International, Inc. |
| IPLO | International Packaging and Logistics Group, Inc. |
| IPLY | Interplay Entertainment Company |
| IPNRF | International Panorama Resources, Inc. |
| IPOAF | Industrial Penolef |
| IPRT | Iprint.Com, Inc. |
| IPSW | Ipswich Bancshares, Inc. |