K
- (Zhytomyr Raion) Khodorkiv
- (Korosten' Raion) Khodaky
- (Korosten' Raion) Khochyne
- (Zhytomyr Raion) Khyzhyntsi
- (Zhytomyr Raion) Khymrych
- (Berdychivskyy Rayon) Khazhyn
- (Zhytomyr Raion) Kharytonivka
- (Zhytomyr Raion) Kopelianka
- (Zhytomyr Raion) Kaitanivka
- (Zviahel Miskrada) Katerynivka
- (Zhytomyr Raion) Katerynivka
- (Berdychivskyy Rayon) Katerynivka
- (Zhytomyr Raion) Katashynka
- (Zviahel Miskrada) Kashperivka
- (Zhytomyr Raion) Koshliaky
- (Zhytomyr Raion) Karvynivka
- (Zhytomyr Raion) Karpivtsi
- (Zviahel Miskrada) Karpylivka
- (Korosten' Raion) Karandovka
- (Korosten' Raion) Koraky
- (Berdychivskyy Rayon) Karabchyiv
- (Zhytomyr Raion) Karabachyn
- (Zviahel Miskrada) Kanuny
- (Korosten' Raion) Kamianivka
- (Zviahel Miskrada) Kamianyi Maidan
- (Zhytomyr Raion) Kamianyi Brid
- (Zhytomyr Raion) Kamianyi Brid
- (Zviahel Miskrada) Kamianyi Brid
- (Korosten' Raion) Kamenka
- (Korosten' Raion) Kamianka