STFI
| Acronym | Definition |
|---|---|
| STFI | Subject to Field Inspection (Department of Planning and Development; Seattle, WA) |
| STFI | Shared Technologies Fairchild, Inc. (telecommunications) |
| STFI | Student Tuition Fee Insurance |
| STFI | Swedish Test Fibre Institute |
| STFI | Second Tier Financial Institution |
| STFI | Search the Flipping Internet (polite form) |