| Abbreviation | Definition |
|---|---|
| EPPA | European Promotional Products Association |
| EPPBA | Edwards Plateau Prescribed Burning Association |
| EPRA | Estonian Public Relations Association |
| EPSA | Electric Power Supply Association |
| EPTA | European Piano Teachers Association |
| EPTA | European Power Tool Association |
| EPTA | European Power Tools Association |
| EPTA | European Principal Traders Association |
| EPTA | European Pultrusion Technology Association |
| EQHA | European Quarter Horse Association |
| ERA | Electronic Representatives Association |
| ERA | Electronic Retailing Association |
| ERA | European Rental Association |
| ERFA | Emeritus and Retired Faculty Association |
| ERFA | European Rail Freight Association |
| ERMA | Entertainment Resources Marketing Association |
| ERORA | Embry Riddle Orbital Research Association |
| ERRA | Eagle Ridge Recreation Association |
| ERRA | Eagle River Recreation Association |
| ERRA | English Road Running Association |