Oldenburg-Land Koān

Oldenburg-Land Koān (Tek-gí: Amt Oldenburg-Land) sī Tek-kok Schleswig-Holstein Chiu Ostholstein Kūn ê chi̍t ê koān (Amt). Kong-siā Chit-ê koān ū 6 ê kong-siā. Chham-oa̍t Tek-kok ê koān Chham-khó