English abbreviations from nmt to nnadr
- NMT (Needs More Testing)
- NMTB2 (Network Management Terminal Brigade and Below)
- NMTC (North Metro Technical College)
- NMTI (Northwest Medical Teams International)
- NMU (NitrosoMethylUrea)
- NMUA (North Metro Umpire Association)
- NMUF (New Media United Foundation)
- NMUG (Naples MacFriends User Group)
- NMUJ (North Maharashtra University, Jalgaon)
- NMUM (National Medical University of Mongolia)
- NMUP (New-Model Universities Project)
- NMusicR (New Music Review (publication))
- NMVOC (Non-Methane Volatile Organic Compounds)
- NMW (Non Melee War)
- NMWCA (New Mexico Water Conservation Alliance)
- NMY (Newcomer, Morris, & Young Advertising Agency)
- NMYC (National Military Youth Corps)
- nn (Norwegian Nynorsk language (ISO 639-1 code))
- NN. (Nostris ("To Our" with a plural) or Numeri ("Numbers"))
- NNA (Kenitra Airport)
- NNADR (New Nonprofit Almanac and Desk Reference)