| IBA | International Bank Association | 国际银行家协会 |
| IBA | Independent Broadcasting Authority | 英国独立广播管理委员会 |
| IBA | International Bar Association | 国际律师协会 |
| IBA | International Banking Advisor | 国际银行顾问 |
| IBA | International Bank of Azerbaijan | 阿塞拜疆国际银行 |
| IBA | Interest Bearing Account (banking) | 计息账户(银行) |
| IBA | Indian Banks' Association | 印度银行协会 |
| IBA | International Bryozoology Association | 国际苔藓学协会 |
| IBA | Idaho Bankers Association | 爱达荷州银行家协会 |
| IBA | Institute of Business Appraisers | 商业评估师协会 |
| IBA | Indiana Bankers Association (Indianapolis, IN) | 印第安纳银行家协会(印第安纳州印第安纳波利斯) |
| IBA | International Basketball Association | 国际篮球协会 |
| IBA | Independent Bakers Association | 独立烘焙师协会 |
| IBA | Industrial Biotechnology Association | 工业生物技术协会 |
| IBA | Independent Biker Association | 独立自行车协会 |
| IBA | Indiana Bandmasters Association, Inc (Brownsburg, IN) | 印第安纳州乐队指挥协会(印第安纳州布朗斯堡) |
| IBA | International Bodyguard Association | 国际保镖协会 |
| IBA | International Bartenders Association | 国际调酒师协会 |
| IBA | Iron Butt Association (motorcycling) | 铁屁股协会(摩托车) |
| IBA | International Bamboo Association (now World Bamboo Organization) | 国际竹子协会(现世界竹子组织) |
| IBA | Iowa Bandmasters Association, Inc | 爱荷华州乐队指挥协会 |
| IBA | Irish Brokers Association | 爱尔兰经纪人协会 |
| IBA | Indiana Beekeeper's Association | 印地安那州的养蜂人的协会 |
| IBA | Intel Boot Agent (Intel) | Intel启动代理(Intel) |
| IBA | Internet Business Administration (US Northamerica) | 互联网商务管理(美国北美) |
| IBA | International Board of Auditors (NATO) | 国际审计委员会(北约) |
| IBA | Internal Business Agreement | 内部业务协议 |
| IBA | Individually Billed Accounts | 单独记账账户 |
| IBA | Integrated Battlefield Architecture | 综合战场体系结构 |
| IBA | intermediate bus architecture | 中间总线结构 |
| IBA | Institute of Business Administration (Pakistan) | 工商管理学院(巴基斯坦) |
| IBA | Interceptor Body Armor | 拦截器防弹衣 |
| IBA | Individual Body Armor | 个体防弹衣 |
| IBA | Independent Business Advisors | 独立商业顾问 |
| IBA | Important Bird Areas | 重要鸟类区域 |
| IBA | Independant Business Associate | 独立业务伙伴 |
| IBA | Israeli Broadcasting Authority | 以色列广播局 |
| IBA | Independent Business Application | 独立业务应用程序 |
| IBA | International Bureau of Aviation (UK) | 国际航空局(英国) |
| IBA | Inhaled Beta Agonist | 吸入β激动剂 |
| IBA | Institute for Briquetting and Agglomeration | 成型和团聚研究所 |
| IBA | Important Bird Area(s) | 重要鸟类区域 |
| IBA | Individual Brokerage Account | 个人经纪账户 |
| IBA | Interference Blanker Assembly | 干涉橡皮布组件 |
| IBA | International Business Accelerator (Santa Teresa, New Mexico) | 国际商业加速器(新墨西哥州圣特雷莎) |
| IBA | Internationale Bauaustellung (Fair, Berlin, Germany) | 国际鲍奥斯特龙(德国柏林博览会) |
| IBA | Intelligent Bandwidth Allocation (PCSI) | 智能带宽分配(PCSI) |
| IBA | Iban | 伊班 |
| IBA | Independent Broadcast Authority | 独立广播机构 |
| IBA | infectious bursal agent | 传染性法氏囊剂 |
| IBA | indolebutyric acid | 吲哚丁酸 |
| IBA | indirect radioimmune binding assay | 间接放射免疫结合试验 |
| IBA | Institute of Business Administration | 工商管理学院 |
| IBA | Independent Brake Application | 独立制动应用 |
| IBA | Input Bit Address | 输入位地址 |
| IBA | Industrias Bachoco S. A. de C. V. | Industrias Bachoco S.A.de C.V.公司。 |
| IBA | Israel Broadcasting Authority | 以色列广播局 |
| IBA | Infiniband Architecture | Infiniband体系结构 |
| IBA | Ion Beam Applications | 离子束应用 |
| IBA | Instituto Brasileiro de AtuÁria (Portugese) | Instituto Brasileiro de AtuÁria (Portugese) |
| IBA | International Business Advisors | 国际商业顾问 |
| IBA | Ion Beam Analysis | 离子束分析 |
| IBA | Individual Body Armor (US Army) | 单兵装甲(美国陆军) |
| IBA | INcinerator Bottom Ash | INcinerator底灰 |
| IBA | Inertia Brake Actuator | 惯性制动执行器 |
| IBA | Interceptor Body Armor (US Army) | 拦截器防弹衣(美国陆军) |
| IBA | Indole Butric Acid | 吲哚丁酸 |