| SUPC | Southern Universities Purchasing Consortium | 南方大学采购联盟 |
| SUPC | Shanghai Urban Planning Committee | 上海市城市规划委员会 |
| SUPC | Slapped User; Problem Corrected | Slapped用户；问题已更正 |
| SUPC | Single-User Poisson Channel | 单用户泊松信道 |
| SUPC | Superior Consultant Holding Corporation | 高级顾问控股公司 |