SFA
- Free Syrian Army
- Houston, Texas
- Jonathan Davis and the SFA
- Maghaweir al-Thowra
- SFA Fund Inc.
- Sabena Flight Academy
- Sales force automation
- Sarawak FA
- Saturated fatty acid
- Scottish Football Association
- Segmented flow analysis
- Selangor FA
- Simple feature access
- Singapore Food Agency
- Single Frequency Approach
- Six Flags America
- Six Flags AstroWorld
- Skills Funding Agency
- Sodium fluoroacetate
- Somali Film Agency
- Somaliland Football Association
- Space Force Association
- Special Forces Association
- Stephen F. Austin Lumberjacks and Ladyjacks
- Stephen F. Austin State University
- Stillbirth Foundation Australia
- Stochastic Frontier Analysis
- Stratford International station
- Student/Farmworker Alliance
- Substance flow analysis
- Success for All
- Sudan Football Association
- Super Furry Animals
- Superficial femoral artery
- Surface forces apparatus
- Svenska Flygmotor Aktiebolaget
- Swedish Fortifications Agency
- Trigger (firearms)