| HSF | Haliburton Sustainable Forest 
| Others |
| HSF | Hall Students Federation
| Others |
| HSF | Hard Solid Feet
| Others |
| HSF | Have Some Fun
| Others |
| HSF | Health Services Fund
| Others |
| HSF | Healthy San Francisco
| Others |
| HSF | Heat shock factor
| Others |
| HSF | Heat Shock Factors
| Others |
| HSF | Heat Sink and Fan
| Others |
| HSF | Heated Square Feet
| Others |
| HSF | Heidelberger Sprachinstitut
| Others |
| HSF | Height Sampling Fraction
| Others |
| HSF | HEP Software Foundation
| Others |
| HSF | Hidradenitis Suppurativa Foundation
| Others |
| HSF | Hierarchal Spline Forests
| Others |
| HSF | High School Fleet
| Others |
| HSF | High School Forensics
| Others |
| HSF | High Sierra Format
| Others |
| HSF | High Speed Fan
| Others |
| HSF | Hillsboro Schools Foundation
| Others |
| HSF | Hillsborough Schools Foundation
| Others |
| HSF | Hispanic Scholarship Fund
| Others |
| HSF | Historic Savannah Foundation
| Others |
| HSF | Historical Statistics Facility
| Others |
| HSF | Home School Foundation
| Others |
| HSF | Homeland Security Fee
| Others |
| HSF | Hope Strength and Faith
| Others |
| HSF | Hospital Saturday Fund
| Others |
| HSF | Hot Seat Factor
| Others |
| HSF | Hot Spot Finder
| Others |
| HSF | Hotel Service Fee
| Others |
| HSF | Housing Stabilization Fund
| Others |
| HSF | Human Settlement Foundation
| Others |
| HSF | Human Space Flight
| Others |
| HSF | Human Splicing Finder
| Others |
| HSF | Hyalinose Segmentaire Focale
| Others |
| HSF | Hybrid Synthetic Fuel
| Others |
| HSF | Hypergot Servicing Facility
| Others |
| HSF | Hyperion Strategic Finance
| Others |
| HSF | Hypnotizer Streaming Format
| Others |
| HSF | Hyundai Santa Fe
| Others |