English abbreviations from nns to nob
- NNS (Northern North Sea)
- NNSA (U.S. National Nuclear Security Administration)
- NNSL (National Ski League)
- NNSY (Norfolk Naval Shipyard)
- NNT (Nearest Neighbor Tool)
- NNTP (Network News Transfer Protocol)
- NNU (Network Northeastern University)
- NNW (North North-West)
- NNWC (Naval Network Warfare Command)
- NNX (Nunukan Airport)
- NNY (Nanyang Airport)
- no (Norwegian language (ISO 639-1 code))
- No. (Nobis ("to us", "for us"))
- N.O (Not out)
- NO2 (Nitrogen Oxide)
- NOA (Net Operating Assets)
- NOAA (U.S. National Oceanic and Atmospheric Administration)
- NOACT (Navy Overseas Air Cargo Terminal)
- NOAD (North America Outdoor Directory)
- NOAF (Norwegian Air Force)
- NOAH (No One At Home)
- NOAO (National Optical Astronomy Observatory)
- nob (Norwegian Bokmål language (ISO 639-2 code))
- Nob. (Nobilis, Nobiles ("Noble", "Nobles"))