| Abbreviation | Definition |
|---|---|
| CPPU | Canadian Pacific Railway |
| CPPX | Consolidated Papers |
| CPPX | Consolidated Papers Incorporated |
| CPPZ | Canadian Pacific Railway |
| CPQT | Canadian Pacific Transport (Quebec) |
| CPR | Canadian Pacific Railway |
| CPRL | Canadian Pacific Railway Limited |
| CPRS | Canadian Pacific Rail System |
| CPRS | Canadian Pacific Railway |
| CPRX | Carolina Power and Light |
| CPRX | Carolina Power and Light Company |
| CPRZ | Canadian Pacific Railway |
| CPSU | CP Ships |
| CPSX | Commercial Plastics Systems |
| CPT | Canadian Pacific Railway |
| CPT | Canadian Pacific Railway End Of Train Devices |
| CPVU | Containers and Pressure Vessels |
| CPVU | Containers And Pressure Vessels Limited |
| CPWX | Canadian Wheat Board |
| CQPA | Central Columbiana and Pennsylvania Railway |