Altona, Hamburg surrounding cities) with the Free and Hanseatic City of Hamburg in 1938. On 1 February 2007 the "Ortsämter" (precincts) in Hamburg were dissolved. In Altona the precincts of Blankenese, Lurup and Osdorf had existed and had local offices. On 1 March 2008 the Schanzenviertel neighborhood, which had spanned across parts of the boroughs of Altona, Eimsbüttel and Hamburg-Mitte, became the Sternschanze quarter, the entirety of which is now in the Altona borough. The border of Altona to the south is the River Elbe, and across the river the state Lower Saxony and the boroughs Harburg and Hamburg-Mitte. To the east
Hamburg is made up of seven boroughs (German: "Bezirke") and subdivided into 104 quarters (German: "Stadtteile"). There are 181 localities (German: "Ortsteile"). The urban organization is regulated by the Constitution of Hamburg and several laws. Most of the quarters were former independent cities, towns or villages annexed into Hamburg proper. The last large annexation was done through the Greater Hamburg Act of 1937, when the cities Altona, Harburg and Wandsbek were merged into the state of Hamburg. The "Act of the Constitution and Administration of Hanseatic city of Hamburg" established Hamburg as a state and a municipality. Some of the boroughs