| FSAI | Food Safety Authority of Ireland | 爱尔兰食品安全局 |
| FSAI | Fire Safety Association of India | 印度消防安全协会 |
| FSAI | Fiber Serving Area Interface | 光纤服务区接口 |
| FSAI | Full Speed Ahead Integrators | 全速超前积分器 |
| FSAI | First Service Administrators, Inc. | First Service Administrators，Inc.公司。 |