ISSN
| Acronym | Definition |
|---|---|
| ISSN | International Standard Serial Number |
| ISSN | International Society of Sports Nutrition (Woodland Park, CO) |
| ISSN | International Studies Schools Network (Asia Society) |
| ISSN | Integrated Special Services Network |
| ISSN | International Society for the Study of Narrative (scholarly organization) |
| ISSN | International School of Skin & Nailcare (Atlanta, GA) |