| Acronym | Meaning |
| CFS | Call for Service |
| CFS | Canada Flight Supplement |
| CFS | Canadian Forces Station |
| CFS | Canadian Forest Service |
| CFS | Center For Standards (JIEO; DISA) |
| CFS | Central Flying School (UK) |
| CFS | Centre for Forensic Sciences |
| CFS | Check Flight Schedule (Civil Aviation Authority; UK) |
| CFS | Chief Flight Surgeon (USAF) |
| CFS | Children, Families and Schools (various locations) |
| CFS | CI (Counterintelligence) Force Protection Source (US DoD) |
| CFS | Combined Federal State |
| CFS | Command Financial Specialist |
| CFS | Community Fire Safety (UK) |
| CFS | Comprehensive Fee Schedule (various organizations) |
| CFS | Computers for Schools (Canada) |
| CFS | Consolidated Food Service (Dane County, WI) |
| CFS | Consolidated Front Section |
| CFS | Contract Financial Status |
| CFS | Contractor Field Service |
| CFS | Counter Fraud Service (UK) |
| CFS | Crops for Southland (New Zealand) |
| CFS | Cryptographic File System |