| Rank | Abbreviation | Meaning |
|---|
| ***** | EØO | Europæiske Økonomiske Område
| |
| **** | EOO | Every Other Odd
| |
| *** | EOO | Every Other Other
| |
| *** | EOO | Expensive Old Organization
| |
| * | EOO | EAB Order Office
| |
| * | EOO | Executive Officer of Operations
| |
| * | EOO | Evidence of Origin
| |
| * | EOO | Extent Of Occurrence
| |
| * | EOO | Engineering and Operations Office
| |
| * | EOO | Excess of Open Orders
| |
| * | EOO | Even Or Odd
| |
| * | EOO | Emergency Operations Officer
| |
| * | EOO | Emergency Operations Organization
| |
| * | EOO | Earth Orbit Objects
| |
| * | EOO | Education and Outreach Officer
| |
| * | EOO | Equal Opportunity and Outreach
| |
| * | EOO | Executive Order Officer
| |
| * | EOO | Error of Omission
| |
| * | EOO | Employment Opportunity Office
| |
| * | EOO | Environmental Organizations Online
| |
| * | EOO | Electro Optics Organization
| |
| * | EOO | Essential Oils Online
| |
| * | EOO | Eurocard Open Online
| |
| * | EOO | enriched olive oil
| |
| * | EOO | European OpenID Organization
| |