| Abbreviation | Definition |
|---|---|
| COMED | Commonwealth Edison |
| COMET | Client Online Mortgage Enquiry Tool |
| COMPASS | Comprehensive Online Management Personnel And Accounting System For Sacramento |
| CONSOB | Commissione Nazionale per le Societ?? e la Borsa (Italy) |
| CONSOB | Commissione Nazionale per le Società e la Borsa (Italy) |
| COO | Chief Operating Officer |
| COP | Cash On Pickup |
| COP | Certificate Of Payment |
| COP | Cost Of Production |
| COPAS | Council of Petroleum Accountants Societies |
| COPS | Computerized Online Payment Service |
| COPS | Cost Of Produced Sales |
| COQ | Committee On Quality |
| CoR | Combined Ratio |
| COS | Cost Of Sale |
| COSI | Cost Of Savings Index |
| COSO | Committee of Sponsoring Organizations |
| COSO | Committee of Sponsoring Organizations of the Treadway Commission |
| COT | Carry Over Transactions |
| COT | Change One Thing |