| SWAC | Sahel and West Africa Club 
| Others |
| SWAC | Sandpoint West Athletic Club
| Others |
| SWAC | Scenic West Athletic Conference
| Others |
| SWAC | School Within A College
| Others |
| SWAC | Schools Waste Action Club
| Others |
| SWAC | Sea Water Air Conditioning
| Others |
| SWAC | Secure Worker Access Consortium
| Others |
| SWAC | Sex Worker Advocates Coalition
| Others |
| SWAC | Sls Web Authors Creators
| Others |
| SWAC | Solid Waste Advisory Committee
| Others |
| SWAC | Solid Waste Advisory Council
| Others |
| SWAC | Solid Waste Alliance Communities
| Others |
| SWAC | Sonny with a Chance
| Others |
| SWAC | South Wales Automobile Club
| Others |
| SWAC | South West Activities Council
| Others |
| SWAC | South West Aquatic Club
| Others |
| SWAC | South Western Air Command
| Military, Air Force, Defence |
| SWAC | Southern Whines And Cheats
| Others |
| SWAC | Southern Wins Another Championship
| Others |
| SWAC | Southwestern Accreditation Council
| Others |
| SWAC | Space Weather Action Centers
| Others |
| SWAC | Special Waste Acceptance Criteria
| Others |
| SWAC | Special Weapons And Communications
| Others |
| SWAC | Spinnin' Wheelz Auto Club
| Others |
| SWAC | Standards Western Automatic Computer
| Others |
| SWAC | Star Wars Appreciation Club
| Others |
| SWAC | Steering Wheel Audio Controls
| Others |
| SWAC | The Surface Warfare Advanced Course
| Others |