 Through the early 1920s the club went through other mergers and played football in the Oberliga Berlin-Brandenburg (I) as "Union-SCC Charlottenburg" – through its association with "FC Union Halensee" (1898) – with their best result coming in 1922 when they finished as vice-champions after losing a two-game final to "Norden-Nordwest Berlin" (2–4, 0–1).The club changed its name to "SC Charlottenburg" in 1927 and was relegated that same year.