| Acronym | Definition |
|---|
| OSSN➣Outside Sales Support Network |
| OSSN➣Open Source Software Network (Thailand) |
| OSSN➣Ocular Surface Squamous Neoplasia |
| OSSN➣Open Source Service Network |
| OSSN➣Originating Station Serial/Sequence Number |
| OSSN➣Operations Services Support Network |
| OSSN➣Operational Support System Network |