In 1919, the club merged with "Altonaer TS 1880" in a union that lasted until 1922, during which time they were known as "VfL Altona". After the break-up the team played as "Altonaer FC 1893 VfL". Another merger in 1938 with "Borussia 03 Bahrenfeld" created "Altonaer FC 93 Borussia". Between the end of World War I and the end of World War II the team played continuously in the country's top-flight leagues. Under the Third Reich German football was re-organized into sixteen Gauliga and "AFC" played first in the Gauliga Nordmark, and later in the Gauliga Hamburg.