International Fuzzy Systems Association国际模糊系统协会 International Financial Services Authority国际金融服务管理局 Investment and Financial Services Association (Australia)投资和金融服务协会(澳大利亚) International Furniture Suppliers Association国际家具供应商协会 International Frequency Sensor Association国际频率传感器协会 Islamic Forum for Science and Arts (UK)对于科学和艺术的伊斯兰论坛(英国) Ithaca Free Software Association (New York)爱塞卡自由软件协会(纽约) Idaho Financial Services Association爱达荷州的金融服务协会 Internet Fax Study Association因特网传真研究协会 International Federation of Shipmasters' Associations国际Shipmasters协会 Iowa Financial Services Association爱荷华州的金融服务协会 International Forensic Strategic Alliance国际法庭战略同盟 International Funeral Science Association国际葬礼科学协会 International Forestry Student Association国际林业学生会 International Foundation for Social Adaptation国际社会相适应