English abbreviations from nnn to no
- NNN(Near Northwest Neighborhood, Inc.)
- nno(Norwegian Nynorsk language (ISO 639-2 code))
- NNP(Nkrumah National Party)
- NNPDF(National Niemann- Pick Disease Foundation)
- NNPN(Neighbor to Nation/ PledgeNet)
- NNPTC(Naval Nuclear Power Training Command)
- NNR(Connemara Regional Airport)
- 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)
