There are 8 active sections in Norway and they span 10 universities and 9 cities in total. 

Section City Comments
ESN Trondheim Trondheim Active since 1993
ESN Molde Molde Active since before 1998
ESN Bergen Bergen Active since before 1998
ESN Oslo Oslo Active 2002-2004 and 2009-2013.
ESN Agder Kristiansand & Grimstad Active since 2004
ESN Finnmark Alta Active since 2005
ESN Oslo Oslo Active since 2009
Named ESN UiO before January 2014
ESN Ås Ås Active since 2010
ESN Stavanger Stavanger Active since 2016