Osterburg () was a Verwaltungsgemeinschaft ("collective municipality") in the district of Stendal, in Saxony-Anhalt, Germany. It was dissolved on 1 July 2009. The seat of the Verwaltungsgemeinschaft was in Osterburg.
The Verwaltungsgemeinschaft Osterburg consisted of the following municipalities:
Ballerstedt Düsedau Erxleben Flessau Gladigau Königsmark Krevese Meseberg Osterburg Rossau Walsleben