K
- (Svativskyi Raion) Krasnorichenske
- (Shchastynskyi Raion) Krasnopol’ye
- (Rovenkivskyi Raion) Krasnoluchskiy
- (Dovzhanskyy Rayon) Krasno-Ivanovka
- (Svativskyi Raion) Krasnohryhorivka
- (Alchevskyi Raion) Krasnogorovka
- (Shchastynskyi Raion) Krasna Talivka
- (Starobilskyi Raion) Kozlove
- (Svativskyi Raion) Kozaryk
- (Rovenkivskyi Raion) Kozakivka
- (Rovenkivskyi Raion) Kozabelovka
- (Svativskyi Raion) Kovalivka
- (Svativskyi Raion) Koshelivka
- (Dovzhanskyy Rayon) Koshary
- (Dovzhanskyy Rayon) Korolivka
- (Starobilskyi Raion) Kopani
- (Starobilskyi Raion) Kostiantynivka
- (Svativskyi Raion) Konoplianivka
- (Starobilskyi Raion) Kononivka
- (Shchastynskyi Raion) Kondrashevskaya Staraya
- (Svativskyi Raion) Komsomolets
- (Luhanskyi Raion) Komisarivka
- (Alchevskyi Raion) Komissarovka
- (Rovenkivskyi Raion) Komendantske
- (Shchastynskyi Raion) Koliadivka
- (Rovenkivskyi Raion) Kovpakove
- (Shchastynskyi Raion) Kovpaky
- (Svativskyi Raion) Kolomyichykha
- (Shchastynskyi Raion) Kolesnykivka
- (Svativskyi Raion) Kochenove