English abbreviations from isis to islu
- ISIS (Institute for Science and International Security)
- IS-IS (Intermediate System to Intermediate System (routing protocol))
- ISIT (Indiana Summer Institute For Technollogy)
- ISJ (Isla Mujeres Airport)
- ISK (Icelandic krona (ISO 4217 currency code))
- isl (Icelandic language (ISO 639-2 code))
- IslamIFC (Islamic International Foundation of Cooperation)
- ISLE (Interactive Spoken Language Education)
- ISLN (International Standard Lawyer Number (used initially by LexisNexis Martindale-Hubbell))
- ISLT (International Snow Leopard Trust)
- ISLU (Irkutsk State Linguistic University)