2012–13 Regionalliga

[6] Additionally, the leagues will be structured on geographical affiliation, in contrast to the partially arbitrary divisional alignment.

18 teams from Bremen, Hamburg, Lower Saxony and Schleswig-Holstein competed in the first season of the reformed Regionalliga Nord.

Both VfB Lübeck and FC Oberneuland entered insolvency proceedings during the season; results involving these two teams were annulled.

[7] 16 teams from Berlin, Brandenburg, Mecklenburg-Vorpommern, Saxony, Saxony-Anhalt and Thuringia competed in the first season of the reformed Regionalliga Nordost.

19 teams from Bavaria, Baden-Württemberg, Hesse, Rhineland-Palatinate and Saarland competed in the first season of the newly formed Regionalliga Südwest.