K
- (Dovzhanskyy Rayon) Kyseleve
- (Starobilskyi Raion) Kreidiane
- (Rovenkivskyi Raion) Kul’va
- (Rovenkivskyi Raion) Khartsyzsk
- (Rovenkivskyi Raion) Karakash
- (Rovenkivskyi Raion) Kruglik
- (Dovzhanskyy Rayon) Kartushinskiy
- (Sievierodonetskyi Raion) Kut
- (Rovenkivskyi Raion) Krasnoluchskiy
- (Luhanskyi Raion) Komyshuvakha
- (Luhanskyi Raion) Kutserbovka
- (Luhanskyi Raion) Katerynivka
- (Alchevskyi Raion) Kudryanovka
- (Alchevskyi Raion) Kamenskiy
- (Dovzhanskyy Rayon) Kopani
- (Sievierodonetskyi Raion) Komsomolets
- (Sievierodonetskyi Raion) Krasnoye Ozero
- (Sievierodonetskyi Raion) Kashanovka
- (Alchevskyi Raion) Kalynove-Borshchuvate
- (Sievierodonetskyi Raion) Katerynivka
- (Alchevskyi Raion) Krinichnyy
- (Sievierodonetskyi Raion) Kripaki
- (Alchevskyi Raion) Krasnyi Lyman
- (Sievierodonetskyi Raion) Klokovo
- (Shchastynskyi Raion) Kalinin
- (Shchastynskyi Raion) Krasnaya Nauka
- (Shchastynskyi Raion) Krepy
- (Svativskyi Raion) Krasnogusarovka
- (Svativskyi Raion) Kupliuvate
- (Svativskyi Raion) Kulykivka