"Hamburg-Bremen's" diocesan territory covered about today's following territories: The Bremian cities of Bremen and Bremerhaven, the Free and Hanseatic City of Hamburg (north of Elbe), the Lower Saxon counties of Aurich (northerly), Cuxhaven, Diepholz (northerly), Frisia, Nienburg (westerly), Oldenburg in Oldenburg (easterly), Osterholz, Rotenburg upon Wümme (northerly), Stade (except of an eastern tract of land), Wesermarsch, Wittmund, the Lower Saxon urban counties Delmenhorst and Wilhelmshaven, the Schleswig-Holsteinian counties of Ditmarsh, Pinneberg, Rendsburg-Eckernförde (southerly), Segeberg (easterly), Steinburg, Stormarn (easterly) as well as the Schleswig-Holsteinian urban counties of Kiel and Neumünster.