SMN
SMN stands for:
- Stoomvaart Maatschappij "Nederland" , Dutch shipping company
- Lemhi County Airport , IATA code for Lemhi County Airport , Idaho, United States
- Servicio Meteorológico Nacional (Argentina) , national weather service of Argentina
- Servicio Meteorológico Nacional (Mexico) , Mexico's national weather service
- Servicio Militar Nacional , conscription in Mexico
- smn theorem , central result of the computability theory
- Firenze Santa Maria Novella Train Station (Firenze SMN)
smn stands for:
- Inari Sami language (ISO-639-3 code), one of the Sami languages
