Salzgitter (pronunciation: [zalt͡sˈɡɪtɐ]; Eastphalian: Soltgitter) is an independent city (104,948 inhabitants end 2018) in southeast Lower Saxony, Germany, located between Hildesheim and Braunschweig. Salzgitter is one of the seven Oberzentren of Lower Saxony (roughly equivalent to a metropolitan area). With 223.92 km², its area is the largest in Lower Saxony and one of the largest in Germany. Salzgitter originated as a conglomeration of several small towns and villages, and is made up of 31 boroughs.
Postmark in Unified-Germany
Postal codes 38226, 38228, 38229, 38239, 38259
Allied Occupied Germany Postmarks
Postmark in German Empire
Postmark in North German Confederation
Since 1 January 1868.
Postmarks of the Duchy of Brunswick
The SALDER DC is used since 1851. The Postexpedition used the code 36, District of Wolfsbüttel.