| Abbreviation | Definition |
|---|---|
| CFI | Call For Information |
| CFIUS | Committee on Foreign Investment in the United States |
| CFL | Central Federal Lands |
| CFLOP | Command, Finance, Logistics, Operations, and Planning (Incident Command System) |
| CFMS | Contract Financial Management System |
| CFN | central file number (ORA) |
| CFR | Committee on Foreign Relations |
| CFR | Council on Foreign Relations |
| CFRUS | Code of Federal Regulations of the United States |
| CFS | Common Foreign and Security policy |
| CFSP | Common Foreign Security Policy |
| CFTC | Commodity Futures Trading Commission |
| CFU | Contract Follow-Up |
| CGC | Coast Guard Cutter |
| CGE | Central Government Expenditure |
| CGH | Center for Global Health |
| cGMPs | Current Good Management Practices |
| cGMPs | Current Good Manufacturing Practices |
| CGUS | Comptroller General of the United States |
| CH | Chicago Operations Office |