sort by Rank | Alpha
| Possible Meanings | Rank |
| Community Public Sector Union | **** |
| Confederation of Public Sector Unions | *** |
| Control Power Supply Unit | *** |
| Child Protection in Sport Unit | *** |
| Control and Power Supply Unit | *** |
| Clinical Performance Support Unit | *** |
| Cooperative Park Studies Unit | *** |
| Central Public Sector Undertakings | *** |
| California Polytechnic State University San | *** |
| CP of the Soviet Union | *** |
| Communist Party Soviet Union | *** |
| Community and Public Service Union | *** |
| Civil and Public Services Union | ** |
| Cal Poly State University | ** |
| Customized Power Supply Unit | ** |
| Cooperative Parks Studies Unit | ** |
| Child Protection in Sports Unit | ** |
| Central Power Sector Utilities | ** |
| Commonwealth Public Sector Union | ** |
| Central Power Sector Undertakings | ** |
| Cooperative Parks Study Unit | ** |
| Civil Public Services Union | ** |
| Civil Public and Services Union | ** |
| Central Public Sector Units | ** |
| Combined Primary Storage Units | ** |
| Confederation of the Public Sector Unions | ** |
| Central Public Sector Undertaking | * |
| Code of Practice Surveillance Unit | * |
| Child Protection Sports Unit | * |
| Complaints and Professional Standards Unit | * |
| Cooperation Program Support Unit | * |
| Clinical Pharmacy Support Unit | * |
| Community Public Safety Unit | * |
| cooperative park study units | * |
| Chairman of the Presidium of the Supreme | * |