The Oberhausen-Osterfeld Süd–Hamm railway, also called the Hamm-Osterfeld line, is a 76-kilometre long double-track electrified main line railway at the northern edge of the Ruhr in the German state of North Rhine-Westphalia.

The Winterswijk–Gelsenkirchen-Bismarck railway is a formerly continuous, 59 kilometre-long railway line, built by the former Dutch Westphalian Railway Company, from Winterswijk in the Netherlands to Bismarck, now part of Gelsenkirchen, in the northern Ruhr region of the German state of North Rhine-Westphalia.