There is one place named Groppenheim in Germany.
All places in the world called "Groppenheim".
Neustadt (15)
Marienthal (13)
Neuhof (13)
Burg (12)
Neudorf (12)
Buchholz (11)
Friedrichsthal (11)
Lindenberg (11)
Neuhaus (11)
Glashütte (10)
Aue (10)
Schönberg (10)
Steinberg (10)
Bergen (10)
Holzhausen (10)
Blumenthal (9)
Steinfeld (9)
Altenhof (9)
Winkel (9)
Neukirchen (9)
Lichtenberg (9)
Langenberg (8)
Eichholz (8)
Schönfeld (8)
Steinbach (8)
Rosenthal (8)
Limbach (8)
Altstadt (8)
Steinfurth (8)
Breitenbach (8)