The o-summer calendar 2015:

• 13.-14. June: Jukola (Louna, Paimio)
• 4.-10.July: JWOC Rauland (Norway)
• 18.-25. July: O-Ringen Borås (Göteborg)
• 1.-8. August: WOC Inverness (Scotland)
• 7.-9. August: U10Mila (Karlsborg)
• 8.-12. August: HL/OLL (Larvik)
• 14.-16. August: Asker Night Hawk (Asker, Norway)
• 22. August: NM Ultralang (Hønefoss)
• 22.-23. August: Veteranmesterskapet (Finnskogen)