| Acronym | Definition |
|---|
| QCS | Quadro Comunitario di Sostegno (Italian: Community Support Network) |
| QCS | Quality Control Superviser |
| QCS | Quick Change System |
| QCS | Qms Color Script |
| QCS | Quality Control System |
| QCS | Queensland Core Skills (exam for Australian schools in Queensland) |
| QCS | Quality Customer Service (DISA) |
| QCS | Quality Certification Services (Ohio, USA) |
| QCS | Quality Certification System (various organizations) |
| QCS | Quality of Care Standards (child welfare) |
| QCS | Quisqueya Christian School (Port-au-Prince; Haiti) |
| QCS | Quincy Community Schools (Quincy, MI) |
| QCS | Quality Control Supervisor |
| QCS | QC Solutions (semiconductor test equipment manufacturer, Billerica, Massachusetts) |
| QCS | Queen's Colour Squadron (Royal Air Force ceremonial squadron) |
| QCS | Quinte Computer Services, Ltd (Ontario, Canada) |
| QCS | Quality Computer Services, Incorporated |
| QCS | QoS Customer Server |
| QCS | Quinte Counselling Services (Ontario, Canada) |
| QCS | Quest Cyber Solutions |
| QCS | Quality Control Schedule |