| Abbreviation | Definition |
|---|---|
| NCE | Non Combantant Evacutation |
| NCF | National Control Facility |
| NCFF | National Committee Of Freight Forwarders |
| NCHRP | National Cooperative Highway Research Program |
| NCI | Nearest Cross Intersection |
| NCIT | National Center for Intermodal Transportation |
| NCITD | National Committee On International Trade Documentation |
| NCL | National Cruise Line |
| NCL | Norwegian Cruise Line |
| NCMV | Non Commercial Motor Vehicle |
| NCRT | Northern Central Railroad Trail |
| NCSA | National Center for Statistics and Analysis |
| NCST | National Center for Sustainable Transportation |
| NCST | National Congress on School Transportation |
| NCTA | National Capital Transportation Agency |
| NCTBU | Non- Conductive Tie Bar Unit |
| NCTC | Nevada County Transportation Commission |
| NCTD | North County Transit District |
| NCTRP | National Cooperative Transit Research and Development Program |
| NCTS | New Computerised Transit System |