| Abbreviation | Definition |
|---|---|
| NFAR | No Further Action Request |
| NFATC | National Foreign Affairs Training Center |
| NFC | National Finance Center |
| NFF | New Fiscal Framework |
| NFIP | National Flood Insurance Program |
| NFLC | National Foreign Language Center |
| NFN | Not For Now |
| NFND | National Federation of Nutritional Deliciousness |
| NFO | National Family Opinion |
| NFR | Need For Retaliation |
| NFRAP | No Further Remedial Action Planned |
| NFT | National Front Terror |
| NFTP | Not Fit To be President |
| NG | New Government |
| NGB | National Governing Board |
| NGC | National Guidelines Clearinghouse |
| NGDC | National Geophysical Data Center |
| NGN | Non Geographical Numbers |
| NGNP | New Generation Nuclear Plant |
| NGNP | Next Generation Nuclear Plant |