Płonia (Racibórz-Płonia) was formerly part of the German Empire. In the German Empire, the place was called Siemens (Ratibor-Siemens).
The place is now called Płonia (Racibórz-Płonia) and belongs to Poland.
|Historical place name||Country||Administration||Time|
|Plania||German Empire||Ratibor (St.Kr.)||1936|
|Siemens (Ratibor-Siemens)||German Empire||Ratibor (St.Kr.)||1939|
|Płonia (Racibórz-Płonia)||Under Polish administration||Racibórz m.||1945|