| Acronym | Meaning |
![](file.png) | NSTP | National Solar Terrestrial Program |
![](file.png) | NSTS | National Space Transportation System |
![](file.png) | NSWP | National Space Weather Program |
![](file.png) | NT | The Nanotesler (nT) |
![](file.png) | NTCC | Nimbus Technical Control Center |
![](file.png) | NTIS | National Technical Information Service |
![](file.png) | NTISS | National Telecommunications And Information Systems Security |
![](file.png) | NTN | National Telecommunications Network |
![](file.png) | NTP | Network Time Protocol |
![](file.png) | NTRANS | Metacode Translator |
![](file.png) | NTS | Nevada Test Site |
![](file.png) | NTSB | National Transportation Safety Board |
![](file.png) | NTSC | National Television System Committee |
![](file.png) | NTTF | NASA Test And Training Facility |
![](file.png) | NURE | National Uranium Resource Evaluation |
![](file.png) | NUWIG | National Uranium Resource Evaluation |
![](file.png) | NVAP | NASA Water Vapor Project |
![](file.png) | NWP | Numerical Weather Prediction |
![](file.png) | NWRC | National Weather Records Center |
![](file.png) | NWS | National Weather Service |
![](file.png) | NWS | Naval Weather Service |
![](file.png) | NWSC | National Weather Satellite Center |
![](file.png) | NWSFO | National Weather Service Forecast Office |
![](file.png) | NWSOP | National Winter Storms Operations Plan |
![](file.png) | NWSTC | National Weather Service Telecommunications |
![](file.png) | NWSTG | National Weather Service Telecommunications Gateway |
![](file.png) | NYSERNET | New York State Educational And Research Network |
![](file.png) | O AND A | Orbit And Altitude |
![](file.png) | O AND E | Operations And Equipment |
![](file.png) | O AND M | Operations And Maintenance |
![](file.png) | O-LAPS | LAPS Ported To The University Of Oklahoma To Support VORTEX |
![](file.png) | O-O | Object-oriented |
![](file.png) | O/I | Optimal Interpolation |
![](file.png) | OA | Office Automation |
![](file.png) | OAO | Office Of Aircraft Operations |
![](file.png) | OAR | Office Of Aerospace Research |
![](file.png) | OAR | Oceanic And Atmospheric Research |
![](file.png) | OAR | Office Of Atmospheric Research |
![](file.png) | OAS | Organization Of American States |
![](file.png) | OASC | Office Of Advanced Scientific Computing |
![](file.png) | OASIS | Oceanic & Atmospheric Scientific Information System |
![](file.png) | OASM | Operational Analysis Support Model |
![](file.png) | OB | Optical Bench |
![](file.png) | OBAC | Office Of Budget And Control |
![](file.png) | OBC | Onboard Computer |
![](file.png) | OBP | Onboard Processor |
![](file.png) | OBS | Organizational Breakdown Structure |
![](file.png) | OC | Operational Capability |
![](file.png) | OCC | Operations Control Center |
![](file.png) | OCE | Division Of Oceanic Sciences |