English abbreviations from iirc to iju
- IIRC (If I Recall/Remember Correctly)
- IIRGCAF (Iranian Islamic Revolutionary Guards Corps Air Force)
- IIRR (International Institute of Rural Reconstruction)
- IIS (Nissan Island Airport)
- IISC (Indian Institute of Science)
- IISD (International Institute for Sustainable Development)
- IISN (Iowa Influenza Surveillance Network)
- IISP (Interim Interswitch Signalling Protocol)
- IISS (International Institute for Strategic Studies)
- IISTE (International Institute for Science, Technology, and Education)
- IIT (Illinois Institute Of Technology)
- IITB (Indian Institute of Technology Bombay)
- IITC (International Indian Treaty Council)
- IITJEE (Indian Institute of Technology Joint Entrance Examination)
- IITK (Indian Institute of Technology Kharagpur)
- IITM (Indian Institute of Technology Madras)
- IITs (Indian Institutes of Technology)
- IITV (Image Intensifying Television)
- IIU (International Islamic University, Malaysia)
- IIUI (International Islamic University Islamabad)
- IIUM (International Islamic University Malaysia)
- IIVS (Institute for In Vitro Sciences)
- IIY (Invest In Youth)
- IJA (I Jump Anyone)
- IJC (International Joint Commission)
- IJC3S (Initial Joint Command, Control, and Communications System)
- IJG (Independent JPEG Group)
- IJK (Izhevsk Airport)
- IJL (Injection Log)
- IJMS (Interim JTIDS (Joint Tactical Information Distribution System) Message System)
- IJN (Imperial Japanese Navy (World War II))
- IJR (Institute for Justice and Reconciliation)
- IJU (Ijuí Airport (J. Batista Bos Filho Airport))