| NMRL | nano Macro Reliability Lab
| Others |
| NMRL | Nanomechanics and Materials Research Laboratory
| Others |
| NMRL | Nanoscale Materials Research Laboratory
| Others |
| NMRL | Nanostructured Materials Research Laboratory
| Others |
| NMRL | Naval Materials Research Laboratory
| Others |
| NMRL | Naval Materials Research Laboratory 
| Navy, Research Center |
| NMRL | New Material Research Laboratory
| Others |
| NMRL | North Memorial Reference Laboratory
| Others |
| NMRL | Northern Michigan Regional Laboratory
| Others |
| NMRL | Nuclear Magnetic Resonance Laboratory
| Others |
| NMRL | Nuclear Medicine Research Lab
| Others |