ESSN
| Acronym | Definition |
|---|---|
| ESSN | Enterprise Servers, Storage and Networking (Hewlett-Packard) |
| ESSN | Energy Self Sufficiency Newsletter (publication) |
| ESSN | Eugene-Springfield Solidarity Network (Oregon) |
| ESSN | Easter Seals Southern Nevada |
| ESSN | Enhanced Social Security Number (health care) |
| ESSN | Ecole Supérieure des Sciences Numériques |
| ESSN | EOC Science Support Network |