English abbreviations from isfms to isis
- ISFMS (Indexed Sequential File Management System)
- ISFP (ISF Sonic True Vertical Depth Playback Log)
- ISFPB (ISF True Vertical Depth Playback Log)
- ISFS (International School for Financial Solutions)
- ISFSL (ISF SLS MSFL Log)
- ISG (Ishigaki Airport)
- ISGB (International Society of Glass Beadmakers)
- ISGRI ((instrumentation) INTEGRAL Soft Gamma-Ray Imager, an instrument on the INTEGRAL satellite)
- ISGU (Integrated Sight and Guidance Unit)
- ISH (Ischia Airport)
- ISHK (Institute for the Study of Human Knowledge)
- ISHM (International Society for Hybrid Microelectronics)
- ISHR (International Society for Heart Research)
- ISI (Indian Standards Institute, former name of the Bureau of Indian Standards)
- ISIA (Improving America's Schools Act)
- ISIC (International Student Identification Card)
- ISIP (Industrial Scholar Interns Program)
- ISIPS (International Sharps Injury Prevention Society)
- ISIS (Institute for Science and International Security)
- IS-IS (Intermediate System to Intermediate System (routing protocol))