| Acronym | Definition |
|---|
| OFIS➣Office of Financial and Insurance Services |
| OFIS➣Ontario Federation of Independent Schools (Cambridge, Ontario, Canada) |
| OFIS➣Optical Fiber Infrasound Sensor |
| OFIS➣Online Faculty Information System (university) |
| OFIS➣Order for ION Service (Sprint) |
| OFIS➣Optical Fiber Interferometric Sensor |