Kolonia Osieck
| Kolonia Osieck | |
|---|---|
| Village | |
| Country |
 Poland
|
| Voivodeship | Masovian |
| County | Otwock |
| Gmina | Osieck |
Kolonia Osieck [kɔˈlɔɲa ˈɔɕet͡sk] is a village in the administrative district of Gmina Osieck, within Otwock County, Masovian Voivodeship, in east-central Poland.
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