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