sort by Rank | Alpha
| Possible Meanings | Rank |
|---|
| Enya Fans Organization | **** |
| Electronics for Optics | **** |
| Electronic Flying Object | *** |
| Errors Freaks Oddities | *** |
| Environmental Federation of Oklahoma | *** |
| Environmental Federation of Oregon | ** |
| Environmental Field Office | ** |
| Equestrian Factory Outlet | ** |
| Energy Flow Object | ** |
| Electric Flyers Only | ** |
| Engineers Foundation of Ohio | ** |
| Environmental Flow Objectives | ** |
| Eddie Forman Orchestra | ** |
| Engineering Faculty Organization | ** |
| Executive Fire Officers | ** |
| Etoile Filante Ouagadougou | ** |
| Epilepsy Foundation of Oregon | ** |
| Emeritus Faculty Organization | ** |
| Emergency Feeding Organizations | ** |
| Environmental Factors Office | * |
| Exchanges of Futures for Options | * |
| Equipment Forced Outage | * |
| Electronic Frontier Outlaw | * |
| Enterprise Framework Object | * |
| Erosion Free Outlets | * |
| European Fielding Office | * |