The American occupation zone was administered by the Office of Military Government for Germany (U.S.) (OMGUS), based in Berlin and Frankfurt am Main.

Mentioned in

• Gross-Breesen Letter 18, April 49 – Insights into the Correspondence of a Transnational Network (Wiebke Zeil)
• Rundbrief, Issue 18, 1949 April, Jüdisches Auswanderungslehrgut (Gross-Breesen, Silesia)