http://www.leo.org/demap/ (Einblicke ins Internet, 10/1995)Click into the coloured boxes to get to a page containing all the WWW sites in or near the city or to get information about the city.
Click somewhere into one of the states to get a geographical closeup map. In the lighter painted states this map is again a clickable map containing all the WWW sites in them.
If you don't want to use the clickable map, you may try the City-Area List.
To officially register your (german) server with the map and the list at FU Berlin please use the WWW-Register-Service for Germany