It is located in western North Rhine-Westphalia, comprising the southeastern part of the city of Cologne.

As of the 2021 federal election, it comprises the southeastern part of the independent city of Cologne, specifically the districts of Porz, Kalk, and the Stadtteile of Altstadt-Nord, Deutz, and Neustadt-Nord from Innenstadt.

Originally, the constituency comprised the area of Cologne on the left bank of the Rhine and north of the line made by Aachener Straße and Innere Kanalstraße.

In the 1965 through 1976 elections, it comprised today's Innenstadt district as well as Kalk, Humboldt-Gremberg, and Poll.

The constituency was first represented by Aenne Brauksiepe of the Christian Democratic Union (CDU) from 1949 to 1965.

It was won by the Social Democratic Party (SPD)'s candidate Hans-Jürgen Wischnewski in 1965.

Wischnewski represented it until 1990, when he was succeeded by Walter Rempe, who served a single term.

Yellow background denotes an electorate win by a list member, or other incumbent.