Telemark County Municipality was created in 1837.
Vestfold County Municipality was created in 1837.
Oppland County Municipality was created in 1837.
Østfold County Municipality was created in 1837.
Finnmark County Municipality was created in 1837.
Hedmark County Municipality was created in 1837.
Troms County Municipality was created in 1837.
Hordaland County Municipality was created in 1837.
Akershus County Municipality was created in 1837.
Rogaland County Municipality was created in 1837.
Buskerud County Municipality was created in 1837.
The population of L'Érable Regional County Municipality is 23,366.