K
- (Siddharthnagar) Keotalia
- (Siddharthnagar) Karma
- (Siddharthnagar) Kaithaulia
- (Siddharthnagar) Kaithaulia
- (Sant Kabir Nagar) Khālsa
- (Sant Kabir Nagar) Kechua Khor
- (Sant Kabir Nagar) Kalnān Khor
- (Sant Kabir Nagar) Kasia
- (Sant Kabir Nagar) Kadmahwa
- (Sant Kabir Nagar) Kumar
- (Sant Kabir Nagar) Kachrābāri
- (Sant Kabir Nagar) Khatha
- (Gorakhpur) Kūnrighāt
- (Sant Kabir Nagar) Khajūra Khurd
- (Sant Kabir Nagar) Karhna
- (Sant Kabir Nagar) Khajūra Kalān
- (Sant Kabir Nagar) Kurwa
- (Gorakhpur) Khairāt
- (Gorakhpur) Kharkatwa
- (Gorakhpur) Kūmar
- (Gorakhpur) Kūnri
- (Gorakhpur) Kunwār
- (Gorakhpur) Khajwa
- (Gorakhpur) Kanrjahwa
- (Gorakhpur) Kharkharia
- (Maharajganj) Koilādānr
- (Maharajganj) Kumraha
- (Siddharthnagar) Kishanpur
- (Siddharthnagar) Khaira
- (Siddharthnagar) Kataha