| FIA | Flow Injection Analysis | 流动注射分析 |
| FIA | Fluorescence immunoassay | 荧光免疫分析 |
| FIA | Fuel lnjection Air | 燃油喷射进气 |
| FIA | Fitness Institute Australia | 澳大利亚健身协会 |
| FIA | Fellow of the Institute of Actuaries (UK) | 精算师协会会员（英国） |
| FIA | Fukushima International Association | 福岛国际协会 |
| FIA | Federal Investigators Association | 联邦调查员协会 |
| FIA | Federation of Indian Associations | 印度协会联合会 |
| FIA | Ferrari International Association | 法拉利国际协会 |
| FIA | Fundraising Institute of Australia | 澳大利亚筹款协会 |
| FIA | Futures Industry Association | 期货业协会 |
| FIA | Federacion Interamericana de Abogados (Inter-American Bar Association) | 美洲律师协会 |
| FIA | Footwear Industries of America (now part of American Apparel and Footwear Association) | 美国鞋业协会（现为美国服装和鞋类协会的一部分） |
| FIA | Fire Island Association (New York) | 火岛协会（纽约） |
| FIA | Friends of India Association | 印度之友协会 |
| FIA | Fitness Industry Association (Great Britain) | 健身行业协会（英国） |
| FIA | Forschungsstelle fÜr Internationale Agrar- und Wirtschaftsentwicklung eV (German: Research Association for Agrarian | Forschungsstelle Agrar -和Wirtschaftsentwicklung毛皮由德国:研究协会曝光度为农业和经济发展 |
| FIA | Forging Industry Association | 锻造行业协会 |
| FIA | Fashion Industries Association | 时装行业协会 |
| FIA | Factory Insurance Association | 工厂保险协会 |
| FIA | Fiberoptic Industry Association (cable installers, component suppliers, training providers) | 光纤行业协会（电缆安装商、组件供应商、培训供应商） |
| FIA | Fresh Interactive AG | Fresh Interactive AG公司 |
| FIA | Financial & Investment Advisers (New Zealand) | 金融、投资顾问(纽西兰) |
| FIA | Fault Isolation Assistant | 故障隔离助手 |
| FIA | Federation Inter-Americaine des Avocats | 美洲Avocates联合会 |
| FIA | Face in Action | 行动中的面孔 |
| FIA | Federação Interamericana de Advogados | Federação Interamericana de Advogados |
| FIA | Fuel Ignition Analyzer | 燃油点火分析仪 |
| FIA | Forum d'Innovations d'Apprentissage (French: Learning Innovations Forum) | 'Innovations d 'Apprentissage论坛d:学习创新论坛(法国) |
| FIA | Finikas Ammochostou Investments Ltd | Finikas Ammochostou投资有限公司 |
| FIA | Festival IntercÉlticu d'AvilÉs | Festival IntercÉlticu d'AvilÉs |
| FIA | Future Imaging Architecture | 未来成像架构 |
| FIA | Fundação Instituto de Administração (Portugese: Foundation Institute of Administration) | Fundação Instituto de Administração (Portugese: Foundation Institute of Administration) |
| FIA | Financiele Informatie en Administratie | 行政财务信息 |
| FIA | Feira Internacional do Artesanato | 国际艺术节 |
| FIA | Family Investment Administration | 家庭投资管理 |
| FIA | Fluid Industrial Associates, Inc | Fluid Industrial Associates公司 |
| FIA | Fixed Indexed Annuity (finance, insurance) | 固定指数年金（金融、保险） |
| FIA | FederaciÓn Internacional de Actores (International Federation of Actors) | FederaciÓn Internacional de Actores (International Federation of Actors) |
| FIA | Fylkesbiblioteket I Akershus | Fylkespiblioteket I Akershus公司 |
| FIA | Fundamental Iterative Algorithm | 基本迭代算法 |
| FIA | Functional Interface Activity | 功能接口活动 |
| FIA | Family Issues Alert (Focus on the Family) | 家庭问题警报（关注家庭） |
| FIA | Friends in Adoption | 收养中的朋友 |
| FIA | Familial Intracranial Aneurysm | 家族性颅内动脉瘤 |
| FIA | Flint Institute of Arts (Michigan) | 弗林特艺术学院（密歇根州） |
| FIA | FirmenAbonnement | FirmenAbonnement公司 |
| FIA | Forest Investment Account | 森林投资账户 |
| FIA | Fed Internaionale de Auto | Fed国际汽车 |
| FIA | freund's incomplete adjuvant | 弗氏不完全佐剂,不含分枝杆菌的油包水乳剂佐剂 |
| FIA | fluorescence indicator adsorption method | 荧光指示剂吸附法 |
| FIA | fluorescent immuno-assay | 荧光免疫测定 |
| FIA | Federal Investigation Agency | 联邦调查局 |
| FIA | Friends In Action | 行动中的朋友 |
| FIA | Fuel Injector Assembly | 喷油器总成 |
| FIA | Family Independence Agency | 家庭独立机构 |
| FIA | Fluid Inclusion Analysis | 流体包裹体分析 |
| FIA | Financial Intelligence Agency | 金融情报局 |
| FIA | Foire International d'Alger (French: Algiers International Fair) | 报道国际d 'Alger(法国:阿尔及尔国际展览会的) |
| FIA | Flexible Investment Annuity (Insurance; the Principal Financial Group) | 灵活投资年金（保险；主要金融集团） |
| FIA | Fluoroimmunoassay | 荧光免疫分析 |
| FIA | Flame Ionization Analysis | 火焰电离分析 |
| FIA | Force Integration Analysis | 部队整合分析 |
| FIA | Federal Investigation Agency (Pakistan) | 联邦调查局（巴基斯坦） |
| FIA | Financial Inventory Accounting | 财务库存会计 |
| FIA | Feria Industrial del AtlÁntico | Feria Industrial del AtlÁntico |
| FIA | Freedom of Information Act | 《信息自由法》 |
| FIA | Feline Infectious Anemia | 猫传染性贫血 |
| FIA | Farnborough International Airshow | 航展 |
| FIA | Faculdade Interação Americana | Faculdade Interação Americana |
| FIA | Federação Internacional do AutomÓvel | Federação Internacional do AutomÓvel |
| FIA | Fundacion para la Innovacion Agraria (Spanish, Chile) | 农业创新基金会（西班牙语，智利） |
| FIA | Flight Information Area | 飞行信息区 |
| FIA | Fabbrica Italiana d'Arte | Fabbrica Italiana d 'Arte |
| FIA | Fundação para a Infância e AdolescÊncia (Portugese: Foundation for Infancy and Adolescence) | Fundação para a Infância e AdolescÊncia (Portugese: Foundation for Infancy and Adolescence) |
| FIA | Fisheries Administration (Cambodia) | 渔业管理局（柬埔寨） |
| FIA | Federal Investigation Authority (Pakistan) | 联邦调查局（巴基斯坦） |
| FIA | Fallen in Action (obsolete) | 行动失败（过时） |
| FIA | Filipinos in Alliance | 联盟中的菲律宾人 |
| FIA | Forest Inventory & Analysis | 森林清查及分析 |
| FIA | Financial Insurance Advisors | 金融保险顾问 |
| FIA | French in Action | 法语在行动 |
| FIA | File Integrity Assessment (CSI) | 文件完整性评估（CSI） |
| FIA | Foreign Investment Activities | 外国投资活动 |
| FIA | functional interoperability architecture (US DoD) | 功能互操作性体系结构（美国国防部） |
| FIA | Federação Internacional de Automobilismo | Federação Internacional de Automobilismo |
| FIA | Fixed Incident Angle | 固定入射角 |
| FIA | Federazione Italiana Arbitri (Italy, soccer) | 意大利足球联合会 |
| FIA | False Independence Assumption | 虚假独立假设 |
| FIA | First in America | 美国第一 |
| FIA | Facultad de IngenierÍa y Arquitectura | Facultad de IngenierÍa y Arquitectura |
| FIA | Federation Internationale de l'Automobile (body governing auto racing/sport) | l 'Automobile联会(身体控制赛车比赛/运动) |
| FIA | Flanders International Airport (Belgium) | 法兰德斯国际机场（比利时） |
| FIA | Forensic Investigative Associates | 法医调查助理 |
| FIA | Federal Insurance Administration | 联邦保险管理局 |
| FIA | Funds-In Agreement | 协议中的资金 |
| FIA | Future Imagery Architecture | 未来图像架构 |
| FIA | Financial Investment Alliance | 金融投资联盟 |
| FIA | Farm Income Averaging | 农场平均收入 |
| FIA | First Intelligent Array, Inc | First Intelligent Array，Inc公司 |