freifunk -
Map of Centrally Organized freifunk Communities.
Map of German -speaking freifunk he in Austria, Switzerland and Germany. So you can easily get on the data highway.
The following municipalities are ready: 3-country corner, Aachen, Berlin, Brauschweig, Bielefeld, Bonn/Cologne, Bremen, Chemnitz, Darmstadt, Dortmund, Dresden, Erfurt, Essenburg, Franconia Network, Frankfurt am Main, Freiburg, Gera/Greiz, Greifswald, Gronau, Göttingen, Gütersloh, Hamburg, Hannover, Harz, Hennef, Ingolstadt, Jena, Jüchen, Karlsruhe, Kassel, Kiel, Cologne/Bonn, Leipzig, Lübeck, Lüneburg, Magdeburg, Mainz, Möhne, Munich, Münster, Münsterland, Müritz, Osnabrück, Ostholstein, Paderborn, Pinneberg, Potsdam, Radevormwald, Rhein Neckar, Rheinland, Rostock, Rothenburg OB. Tauber, Ruhr/Straelen, Ruhr area, Saarland, Stormarn, Stuttgart, Trier, Uelzen, Ulm/Neuulm, Weser/Ems, West Palatinate, Vienna (Funkfeuer), Wiesbaden, Witten and Wuppertal