Kazanlak, Kameno, Karnobat, Kavarna, Kocherinovo, Koynare, Kozloduy, Kyustendil, Knezha, Kostinbrod, Kubrat, Krichim, Krumovgrad, Kostenets, Kuklen, Kotel, Kostandovo, Kresna, Kula (Vurgaria), Kaspichan, Krivodol, Kalofer, Kaolinovo, Klisura, Kiten, Kermen, Koprivshtitsa, Kilifarevo, Kableshkovo.