- AGCS stands for Accord General sur le Commerce des Services (French: General Agreement on Trade in Services)
- AGCS stands for Allianz Global Corporate & Specialty (insurance provider)
- AGCS stands for Antarctica and the Global Climate System
- AGCS stands for Association of Golf Club Secretaries (UK)
- AGCS stands for Acordo Geral sobre Comércio de Serviços (Portuguese: General Agreement on Trade in Services; World Trade Organization)
- AGCS stands for Acuerdo General sobre Comercio en Servicios (Spanish: General Agreement on Trade in Services; World Trade Organization)
- AGCS stands for Aggregate Gradation Control System
- AGCS stands for Automatic Guidance and Control System
- AGCS stands for Allied Signal Guidance Control Systems
- AGCS stands for Automatic Ground Control Station
- AGCS stands for Senior Chief Aerographer’s Mate (Naval rating)
- AGCS stands for Artificial Gravity Centrifuge System
- AGCS stands for Air-Ground Communications Safety
- AGCS stands for A Girl Called Sam (music blog)
- AGCS stands for Antenna-Geometry Cross Section
- AGCS stands for Advanced Guidance and Control System
- AGCS stands for AT&T/GTE (General Telephone & Electronics) Communication Systems (telecommunications)
AGCS