Koillismaa
Koillismaa Koillismaan seutukunta | |
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Sub-region | |
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Country |
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Region | Northern Ostrobothnia |
Population (2011) | |
• Total | 20,843 |
Time zone | EET (UTC+2) |
• Summer (DST) | EEST (UTC+3) |
Koillismaa is a subdivision of Northern Ostrobothnia and one of the Sub-regions of Finland since 2009.