FSTL
| Acronym | Definition |
|---|---|
| FSTL | Field Service Team Leader |
| FSTL | Food Safety Team Leader (various organizations) |
| FSTL | Fonds Social Transport et Logistique (French: Social Fund Transportation and Logistics; Belgium) |
| FSTL | Forsvarets Sivile Tjenestemenns Landsforbund (Norwegian: National Men's Civilian Armed Forces Service Association) |
| FSTL | Forum for Sykehusenes Tekniske Ledelse (Norwegian: Forum for Hospitals Technical Management) |
| FSTL | Food Service Team Leader |