English abbreviations from ibla to ibs
- IBLA (Illinois Boys Lacrosse Association)
- IBLB (Indianapolis Bowling League for the Blind)
- IBLC (International B-24 Liberator Club)
- IBLI (Internet-Based Language Instruction)
- IBLJ (Intercounty Baseball League of Japan)
- IBLK (Indian Bowling League Kuwait)
- IBLL (Internet-Based Literature Lesson)
- IBLM (Installed Base Lifecycle Management)
- IBLP (Institute in Basic Life Principles)
- IBLT (Instance-Based Learning Theory)
- IBM (International Business Machines)
- IBMA (Intelligent Battle Manager Assistant)
- IBM DOS (IBM's Personal Computer Disc Operating System)
- IBMI (Indian Business and Management Institute)
- IBMM (Institut Bahasa Melayu Malaysia)
- IBMS (Immigration Border Management Systems)
- IBNR (Insights Business News Report)
- ibo (Igbo language (ISO 639-2 code))
- IBOC (In-Band On-Channel)
- IBP (Iberia Airport)
- IBPA (Israeli Basketball Players Association)
- IBPC (Institute for Biological Problems of Cryolithozone)
- IBR (Integrated Baseline Review)
- IBRC (Ingestive Behavior Research Center (Purdue University))
- IBRD (International Bank for Reconstruction and Development)
- IBS (Irritable Bowel Syndrome)