| Acronym | Definition |
|---|
| IOTS➣International Oilfield Training Solutions (Calgary, Alberta, Canada) |
| IOTS➣IntelliLight Optical Transport Service (Verizon Communications Inc.) |
| IOTS➣International Online Teachers Society |
| IOTS➣Input/Output Transition System (testing) |
| IOTS➣International Organization for Targumic Studies (religion) |