| Abbreviation | Definition |
|---|---|
| SWIM | Swimming |
| SWIMMING | Swimmers |
| SWMMG | Swimming |
| TAGS | Texas Age Group Swimming |
| TAST | Tsunami Aquatics Swim Team |
| TCST | Twin Cities Swim Team |
| TOPS | The Oak Park Swimmers |
| TS | tethered swimming |
| TTST | Texas Terrapin Swim Team |
| TTST | Texas Terrapins Swim Team |
| TYS | Tampa Y Swimming |
| TYS | Tampa YMCA Swimming |
| USAI | University Swimming Association Inc |
| USMS | U S Masters Swimming |
| USMS | United States Master Swimming |
| USMS | United States Masters Swimming |
| USS | United States Swimming |
| USSSA | United States Swim School Association |
| VAST | Vermont Area Swim Team |
| VFM | Valley Forge Masters Swim Team |