| SSRA | Sakai Sequential Relation Analysis 
| Others |
| SSRA | Scarborough Soccer Referee Association
| Others |
| SSRA | Scarborough Soccer Referees Association
| Others |
| SSRA | Scottish Smallbore Rifle Association
| Others |
| SSRA | Scottish Squash Rackets Association
| Others |
| SSRA | Seattle Soccer Referee Association
| Others |
| SSRA | Selective Serotonin Receptor Agonists
| Others |
| SSRA | Selective Serotonin Releasing Agent
| Others |
| SSRA | Shadow Strategic Rail Authority
| Others |
| SSRA | Shan State Revolutionary Army
| Others |
| SSRA | Singapore Squash Rackets Association
| Others |
| SSRA | Small Stable RNA
| Others |
| SSRA | Socialist Soviet Republic of Abkhazia
| Others |
| SSRA | Soil Science and Resource Assessment
| Others |
| SSRA | Spectrum Supportability Risk Assessments
| Others |
| SSRA | Spokane Ski Racing Association
| Others |
| SSRA | Spout Springs Repeater Association
| Others |
| SSRA | Straightline Snowmobile Racing Associate
| Others |
| SSRA | Student Self Reporting Absence
| Others |
| SSRA | Summer Student Research Awards
| Others |
| SSRA | Super Sucker Ram Air
| Others |
| SSRA | Superficial Siderosis Research Alliance
| Others |
| SSRA | Supervisory Senior Resident Agent
| Others |
| SSRA | Surveillance State Repeal Act
| Others |
| SSRA | Swedish Street Rod Association
| Others |
| SSRA | System Safety Risk Assessment
| Others |