English abbreviations from gsab to gsfic
- GSAB (General Support Aviation Battalion)
- GSACD (Georgia Association for Supervision and Curriculum Development)
- GSAMS (Georgia Satellite Academic and Medical System)
- GSAS (Graduate School of Arts and Sciences)
- GSB (Ghana Standards Board)
- GSBA (Georgia School Boards Association)
- GSC (Ghana Shippers Council)
- GSC2 ((catalog) Guide Star Catalog version 2, a catalog of stars used for pointing the Hubble Space Telescope)
- GSCA (Georgia School Counselors Association)
- GSCE (Gas Source Control Equipment)
- GSCEP (Georgia School Counselor Evaluation Program)
- GSD (Geological Survey Department)
- GSDP (Girls's School Dropout Program (India))
- GSDU (Ground Smart Display Unit)
- GSE (Ghana Stock Exchange)
- GSEI (Georgia Superintendent Evaluation Instrument)
- GSERD (General System Engineering R & D)
- GSF (Generator to Load Distribution Factor. See Load balancing (electricity))
- GSFA (Georgia State Florists Association)
- GSFC ((organization) Goddard Space Flight Center, a NASA institution)
- GSFIC (Georgia State Financing and Investment Commission)