| Abbreviation | Definition |
|---|---|
| ETSSA | East Texas Simmental Simbrah Association |
| ETTA | Engineering and Technology Teachers Association |
| ETWA | East Texas Writers Association |
| EUA | Egyptian Urological Association |
| EUCA | European University College Association |
| EUDA | Electric Utility Distributors Association |
| EUDA | End Users of Derivatives Association |
| EUFASA | European Union Foreign Affairs Spouses' Associations |
| EUPA | Edmonton Ultimate Players Association |
| EUPA | Egyptian Ultimate Players Association |
| EURA | Edinburgh University Rag Association |
| EURA | European Urban Research Association |
| EURAMET | European Association of National Metrology Institutes |
| EUSA | Eastern Utah Student Association |
| EUSA | Edinburgh University Students Association |
| EUSA | Edinburgh University Students' Association |
| EUSA | Electrical Utilities Safety Association |
| EUSA | European University Sports Association |
| EVAP | Electric Vehicle Association of the Philippines |
| EVCA | Entrepreneurship and Venture Capital Association |