Norwegian may not be Europe's most in-demand language, but there are plenty of opportunities to learn it in Oslo. You'll also find courses in Bergen Stavanger and elsewhere, and courses range from short intensives for travellers to months-long studies for those learning Norwegian for work or other purposes where mastery of the language is required.
There are a number of Oslo options if you want to learn Norwegian (or another language).
Berlitz Language Services Convenient location in the heart of Oslo, with an additional school in Stavanger.
Folkeuniversitetet Oslo Centrally located language school.
International Summer School, University of Oslo Northwest of the centre at the university.
Oslo Voksenopplæring Language school east of the city centre.