Unknown 2038(Germany)
'Holzhausen', editor of FRE 38 suggests two possible identifications
Unknown 2122(Germany)
mentioned in FRE 42, editor suggests two identifications, both in Bavaria
Unknown 2125(Germany)
mentioned in FRE 42, editor suggests two identifications, both in Bavaria
Unknown 2568(Unidentified places)
Editor proposes as possible locations Ernsdorf (Prien am Chiemsee, Rosenheim) and Armetshofen (Oberroth, Dachau)
Unknown 2612(Germany)
To be identified with a '-biberg', most likely Oberbiberg or Unterbiberg, both in district Munich (but not adjacent). FRE editor prefers Oberbiberg.