| NTRC | National Tax Research Center 
| Others |
| NTRC | National Teacher Recruitment Clearinghouse
| Others |
| NTRC | National Technical Resource Center
| Others |
| NTRC | National Telecommunications Regulatory Commission
| Others |
| NTRC | National Tire Research Center
| Others |
| NTRC | National Translational Research Collaborative
| Others |
| NTRC | National Transport Research Centre
| Others |
| NTRC | National Transportation Research Center
| Others |
| NTRC | Nationwide Technical Resources Corp
| Others |
| NTRC | Netherlands Translational Research Center
| Others |
| NTRC | Network Technological Research Centre
| Others |
| NTRC | Neuroscience Translational Research Center
| Others |