Kaan-Marienborn (Municipality / North Rhine-Westphalia)
Kaarst (Town / North Rhine-Westphalia)
Kachtenhausen (Municipality / North Rhine-Westphalia)
Kaiserau, Rheinland (Municipality / North Rhine-Westphalia)
Kaiserswerth (Municipality / North Rhine-Westphalia)
Kaldauen (Municipality / North Rhine-Westphalia)
Kaldenkirchen, Rheinland (Municipality / North Rhine-Westphalia)
Kalenberg, Eifel (Municipality / North Rhine-Westphalia)
Kalk (Urban district / North Rhine-Westphalia)
Kalkar (Municipality / North Rhine-Westphalia)
Kalkar, Kreis Euskirchen (Municipality / North Rhine-Westphalia)
Kalkar, Niederrhein (Town / North Rhine-Westphalia)
Kalkum (Municipality / North Rhine-Westphalia)
Kall (Municipality / North Rhine-Westphalia)
Kall (Municipality / North Rhine-Westphalia)
Kalldorf (Municipality / North Rhine-Westphalia)
Kallenhardt (Municipality / North Rhine-Westphalia)
Kalletal (Municipality / North Rhine-Westphalia)
Kallmuth (Municipality / North Rhine-Westphalia)
Kalrath (Municipality / North Rhine-Westphalia)
Kalsbach (Municipality / North Rhine-Westphalia)
Kalscheuren (Municipality / North Rhine-Westphalia)
Kaltenbach (Municipality / North Rhine-Westphalia)
Kalterherberg (Municipality / North Rhine-Westphalia)
Kalthof (Municipality / North Rhine-Westphalia)
Kamberg (Municipality / North Rhine-Westphalia)
Kamen, Westfalen (Town / North Rhine-Westphalia)
Kämerscheid (Municipality / North Rhine-Westphalia)
Kammerbusch, Gut, Haus (Municipality / North Rhine-Westphalia)
Kammerich, Bröltal (Municipality / North Rhine-Westphalia)
Kamp (Municipality / North Rhine-Westphalia)
Kamp-Lintfort (Town / North Rhine-Westphalia)
Kamperbrück (Municipality / North Rhine-Westphalia)
Kamphausen (Municipality / North Rhine-Westphalia)
Kapellen, Erft (Municipality / North Rhine-Westphalia)
Kapellen, Kreis Geldern (Municipality / North Rhine-Westphalia)
Kapellensüng (Municipality / North Rhine-Westphalia)
Kardorf, Rheinland (Municipality / North Rhine-Westphalia)
Karken (Municipality / North Rhine-Westphalia)
Karnap (Urban district / North Rhine-Westphalia)
Käsberg bei Hennef, Sieg (Municipality / North Rhine-Westphalia)
Kaßlerfeld (Municipality / North Rhine-Westphalia)
Kastanienburg (Municipality / North Rhine-Westphalia)
Kaster (Municipality / North Rhine-Westphalia)
Kastor (Municipality / North Rhine-Westphalia)
Katernberg (Urban district / North Rhine-Westphalia)
Katrop (Municipality / North Rhine-Westphalia)
Kattenvenne (Municipality / North Rhine-Westphalia)
Katterbach (Municipality / North Rhine-Westphalia)
Kattwinkel (Municipality / North Rhine-Westphalia)
Katzem (Municipality / North Rhine-Westphalia)
Katzenbach (Municipality / North Rhine-Westphalia)
Katzvey (Municipality / North Rhine-Westphalia)
Kaulhausen (Municipality / North Rhine-Westphalia)
Kaunitz (Municipality / North Rhine-Westphalia)