| SCSCA | San Carlos Sister Cities Association 
| Others |
| SCSCA | San Carlos Sister City Association
| Others |
| SCSCA | Santa Clara Sister Cities Association
| Others |
| SCSCA | Sarat Chandra Sinha College of Agriculture
| Others |
| SCSCA | Seattle Chongqing Sister City Association
| Others |
| SCSCA | South Carolina School Counselor Association
| Others |
| SCSCA | South Carolina Sporting Clays Association
| Others |
| SCSCA | Southern California School of Culinary Arts
| Others |
| SCSCA | Southern California Shopping Centers Association
| Others |
| SCSCA | Suffolk County Soccer Coaches Association
| Others |