| PAF(S) | Population Attributable Fraction(S) 
| Others |
| PAFS | Parental Accommodation and Financial Support
| Others |
| PAFS | Passive Acoustic Functional Segment
| Others |
| PAFS | Passive Auxiliary Feedwater System
| Others |
| PAFS | Pension Annuity Friendly Society
| Others |
| PAFS | Personal Alternative Funeral Services
| Others |
| PAFS | Phoenix American Financial Services
| Others |
| PAFS | Polymeric Aluminum Ferric Sulfate
| Others |
| PAFS | Population Adjusted Frequencies of Sensitization
| Others |
| PAFS | Pre Application Feasibility Study
| Others |
| PAFS | Precise Air Fit System
| Others |
| PAFS | Predictive Active Frontlighting System
| Others |
| PAFS | Predictive Analysis Flagging System
| Others |
| PAFS | Pregnancy and Family Services
| Others |
| PAFS | Project Application and Funding Service
| Others |
| PAFS | Public Assistance Food Stamps
| Others |
| PAFS | Pulse Air Feeder System
| Others |