| ERF | Earliest Reservation First 
| Others |
| ERF | Early Reading First
| Others |
| ERF | Early Reinforcing Force (follow-on 3 1/3 divs to CRF)
| Others |
| ERF | Earthquake Rupture Forecast
| Others |
| ERF | ECCM (Electronic Counter-Counter Measures) Remote Fill
| Others |
| ERF | ECCM Remote Fill
| Others |
| ERF | Eclipse Resource File
| Others |
| ERF | Economic Research Forum
| Others |
| ERF | Edge Rate Female
| Others |
| ERF | Education and Research Foundation
| Others |
| ERF | Edwin Richard Foden
| Others |
| ERF | Eifel Rallye Festival
| Others |
| ERF | Electro Rheological Fluid
| Others |
| ERF | Electronic Records Filing
| Others |
| ERF | Electronic Regulatory Filing
| Others |
| ERF | Electronic Remote Fill
| Others |
| ERF | Electronic Repair Facility
| Others |
| ERF | Embroidery Rich Format
| Others |
| ERF | Emergency Reaction Force
| Others |
| ERF | Emergency Related Forwarding
| Others |
| ERF | Emergency Relief Fund
| Others |
| ERF | Emergency Response Framework
| Others |
| ERF | Emergency Restoration Facility
| Others |
| ERF | Emission Repair Facility
| Others |
| ERF | Emissions Repair Facility
| Others |
| ERF | Employer Remittance Form
| Others |
| ERF | Encapsulated Resource File
| Others |
| ERF | End Rust Forever
| Others |
| ERF | Energy Recovery Facility
| Others |
| ERF | Energy Rejection Filter
| Others |
| ERF | Engineering Request Form
| Others |
| ERF | Engineering Research Facility
| Others |
| ERF | Entity Reference File
| Others |
| ERF | Environmental Research Foundation
| Others |
| ERF | Environmental Response Fund
| Others |
| ERF | Erfurt, Germany
| Others |
| ERF | Error Report Form
| Others |
| ERF | Error Reporting Function
| Others |
| ERF | Estuarine Research Federation
| Others |
| ERF | Ethylene Responsive Factors
| Others |
| ERF | Ets2 Repressor Factor
| Others |
| ERF | Eugene Rathbone Fairweather, author
| Others |
| ERF | European Road Failure
| Others |
| ERF | European Road Federation
| Others |
| ERF | European Robotics Forum
| Others |
| ERF | Event Report Function
| Others |
| ERF | Exam Request Form
| Others |
| ERF | Extended Range Freighter
| Others |
| ERF | Extended Rear Facing
| Others |
| ERF | Extensible Record Format
| Others |
| ERF | External rotation in flexion
| Others |
| ERF | Extraordinary Repair Fund
| Others |