| Abbreviation | Definition |
|---|---|
| CGBX | Consolidated Grain & Barge (Dow Chemical Canada) |
| CGBX | Dow Chemical Canada Incorporated |
| CGCX | Continental Grain |
| CGCX | Continental Grain Company |
| CGDX | Country Gas Distributors (Eastern Propane Gas) |
| CGDX | Country Gas Distributors Incorporated |
| CGEX | Canadian General Electric (Cargill) |
| CGEX | Cargill Incorporated C. G. D. Division |
| CGFX | Consolidated Gas Company of Florida |
| CGFX | Consolidated Gas of Florida |
| CGIU | Conglobal Industries |
| CGLX | Canadian General Transit (General American Train) |
| CGLX | CGTX Incorporated |
| CGMU | Compagnie Generale Maritime |
| CGMU | Compagnie Generale Maritime (French Line) |
| CGMX | Canadian General Transit (GATX Rail Canada) |
| CGMX | CGTX Incorporated |
| CGMZ | Compagnie Generale Maritime |
| CGMZ | Compagnie Generale Maritime (French Line) |
| CGNE | Champagne Railroad |