| Abbreviation | Definition |
|---|---|
| ODCY | Off Dock Container Yards |
| ODMF | Online and Dialog Marketing Forum |
| ODMF | Online Dialog Marketing Forum |
| ODMS | One Digital Marketing Services |
| ODS | One Day Store |
| OED | Original Equipment Distributor |
| OGM | Organic Growth Marketing |
| OHMB | Oregon Hazelnut Marketing Board |
| OIMA | Orlando Interactive Marketing Association |
| OIMC | Office of Integrated Marketing Communications |
| OLEMS | On Line Event Marketing Services |
| OMC | Oil Marketing Company |
| OMDF | Online Marketing Development Framework |
| OMG | Online Marketing Gurus |
| OMI | Online Marketing Institute |
| OMIG | Online Marketing in Galway |
| OMK | Online Marketing Konferenz |
| OMP | Open Marketing Project |
| OMR | Online Marketing |
| OMR | Online Marketing Rockstars |