There is one place named Olingen in Luxembourg.
All places in the world called "Olingen".
Berg (3)
Reckingerhof (2)
Elvange (2)
Neumühle (2)
Heisdorf (2)
Schleif (2)
Eschweiler (2)
Rollingen (2)
Erpeldange (2)
Pfaffenthal (2)
Brouch (2)
Hostert (2)
Wolfsmühle (2)
Fischbach (2)
Roodt (2)
Esch (2)