| Term | Full Form | Category |
|---|---|---|
| FSIA | First South Insurance Agency | Others |
| FSIA | Flexible Service Intervall Anzeige | Others |
| FSIA | Florida Sheriffs Insurance Agency | Others |
| FSIA | Food Safety Institute of the Americas | Others |
| FSIA | Football Supporters Internet Association | Others |
| FSIA | Foreign Sovereign Immunities Act | Others |
| FSIA | Functional Screen Information Access | Others |
| FSIA | Mahe Seychelles International, Seychelles | Others |
| FSIA | The Financial Services Industry Agreement | Others |