| Abbreviation | Definition |
|---|---|
| CFR | Catch A Free Ride |
| CFR | Cile Ferate Române(Romanian Railways) |
| CFRFO | Cost and Freight Free Out |
| CFRs | Code of Federal Regulations |
| CFS | Commodity Flow Survey |
| CFS | Container Freight Station |
| CFSI | Colonial Freight Systems Inc |
| CFSI | Colonial Freight Systems Incorporated |
| CFT | Conformal Fuel Tank |
| CFV | Clean Fleet Vehicle |
| CFV | Clean Fuel Vehicle |
| CG | Currupt Government |
| CGFI | China Green Freight Initiative |
| CH | Cab Heater |
| CH3OH | Methanol |
| ChALPA | China Airline Pilot Association |
| CHATR | Cities Health and Active Transportation Research |
| CHCP | Cargo Handling Cooperative Program |
| CHEMTREC | Chemical Transportation Emergency Center |
| CHEVROLET | Can Handle Every Vehicle Right Or Left Every Time |