English abbreviations from isc to isdn
- ISC (St Mary's Airport)
- ISCA (Illinois School Counselor Association)
- ISCCP (International Satellite Cloud Climatology Project)
- ISCF (Institutional Support Career Field)
- ISCI (International Standard Commercial Identification)
- ISCII (Indian Standard Code for Information Interchange)
- ISCM (International Society For Contemporary Music)
- ISCO (Index for Selective Carbon Oxidation)
- ISCRA (Italian SuperComputing Resource Allocation)
- iSCSI (Internet Small Computer System Interface)
- ISCU (Independent Support Coordination Units)
- ISCW (Italian Sports Club of Werribee)
- ISD (In Service Date)
- ISDA (Italian Sons and Daughters of America)
- ISDB (Integrated Satellite Communications (SATCOM) Database)
- ISDL (International Society of Divine Love)
- ISDN (Integrated Services Digital Network)