| Rank | Abbreviation | Meaning |
|---|
| ***** | SSCN | Survivable Secure Communications Network (AN/USC-28 or AN/USC-38)
| |
| **** | SSCN | Social Security Claim Number
| |
| **** | SSCN | Saskatchewan Surgical Care Network (Regina, Saskatchewan, Canada)
| |
| *** | SSCN | Siderosis of the Central Nervous System
| |
| *** | SSCN | Safe Sane Consensual Network
| |
| *** | SSCN | Symmetrical Super-Condensed Node
| |
| *** | SSCN | Samenwerkende Slotrace Clubs Nederland (Dutch)
| |
| *** | SSCN | Smart Sensor Communications Network (US Army)
| |
| *** | SSCN | Social Science Council of Nigeria
| |
| *** | SSCN | Survivable Secure Communications Network
| |
| *** | SSCN | Sport for Social Change Network
| |
| *** | SSCN | Society for the Study and Conservation of Nature
| |
| ** | SSCN | Space Station Change Notice
| |
| ** | SSCN | SPAWAR Systems Center Norfolk
| |
| ** | SSCN | Schlittenhunde Sportclub Niedersachsen (German dog club)
| |
| * | SSCN | Scottish Stem Cell Network (Edinburgh, Scotland)
| |
| * | SSCN | Swiss Stem Cells Network
| |
| * | SSCN | Science & Spanish Club Network
| |
| * | SSCN | Scottish Stem Cell Network
| |
| * | SSCN | Saskatchewan Surgical Care Network
| |
| * | SSCN | Sandy Springs Council of Neighborhoods
| |