 It is currently the third largest transport network in terms of area covered (coming third to the "Verkehrsverbund Berlin-Brandenburg" and "Verkehrsverbund Großraum Nürnberg") and was the largest in the world at the time of its foundation in 1995.Neighbouring transportation associations include the "Nordhessischer Verkehrsverbund" (NVV), "Verkehrsverbund Rhein-Neckar" (VRN), "Verkehrsverbund Aschaffenburg" (VAB) and "" (RNN).There exists an extensive set of regional rail services and buses operate in all parts of the area.