| Abbreviation | Definition |
|---|---|
| CIVC | Civic Bancorp |
| CIWV | Citizens Financial Corporation of West Virginia |
| CJBCF | Cansorb Insustries, Inc. |
| CJMT | C J M Team Corporation |
| CJPG | Casino Journal Publications Group |
| CKDN | Circadian, Inc. |
| CKEY | Crosskeys Systems Corporation |
| CKFB | C K F Bancorp, Inc. |
| CKFR | Checkfree Holdings Corporation |
| CKNO | Compass Knowledge Holdings, Inc. |
| CKPM | Community Bank of North Carolina |
| CKSB | Clarkston Financial Corporation |
| CLAC | ClickAction, Inc. |
| CLADF | Claude Resources, Inc. |
| CLAI | Claimsnet.Com, Inc. |
| CLAR | Clarion Technologies |
| CLAS | Classic Bancshares, Inc. |
| CLBFE | Columbia Financial Corporation |
| CLBK | Commercial Bankshares, Inc. |
| CLBR | aliber Learning Network |