| Acronym | Definition |
|---|
| FRO | Florence (Amtrak station code; Florence, OR) |
| FRO | Frontline LTD (stock symbol) |
| FRO | Faculty of Radiation Oncology |
| FRO | Faroe Islands (ISO Country code) |
| FRO | Family Readiness Officer (US Marine Corps) |
| FRO | Food Rescue Organization (various locations) |
| FRO | First Responder Organization (Texas) |
| FRO | Faculty Research Office (various schools) |
| FRO | Final Result Only |
| FRO | Family Responsibility Office (Ontario Ministry of Community and Social Services; Ontario, Canada) |
| FRO | For Reference Only |
| FRO | First Responder Operations |
| FRO | Final Regulation Order (California) |
| FRO | Final Restraining Order |
| FRO | First Responder-Operational (hazardous materials) |
| FRO | Friends of Orphans (Kampala, Uganda) |
| FRO | From Receipt of Order |
| FRO | Floro, Norway - Floro (Airport Code) |
| FRO | Flood Response Office (US FEMA) |
| FRO | Flight Radio Officer |
| FRO | Federal Register Office |
| FRO | Fleet Records Office |
| FRO | Future Readiness Officer |
| FRO | Fleet Resources Office |
| FRO | Fraction of Residential Power supplied by Oil |