There is one place named Olkers in Germany.
All places in the world called "Olkers".
Neustadt (15)
Marienthal (13)
Neuhof (13)
Neudorf (12)
Burg (12)
Friedrichsthal (11)
Lindenberg (11)
Neuhaus (11)
Buchholz (11)
Schönberg (10)
Aue (10)
Steinberg (10)
Bergen (10)
Holzhausen (10)
Glashütte (10)
Lichtenberg (9)
Steinfeld (9)
Blumenthal (9)
Altenhof (9)
Winkel (9)
Neukirchen (9)
Breitenbach (8)
Petersberg (8)
Linden (8)
Schönau (8)
Sonnenberg (8)
Hütten (8)
Stockhausen (8)
Karlshof (8)
Falkenberg (8)