K
- (Madhepura) Khirkhiria
- (Madhepura) Kechua
- (Madhepura) Katchi
- (Madhepura) Kurthi
- (Madhepura) Katharwa
- (Madhepura) Kāmta
- (Madhepura) Kusāha
- (Madhepura) Kurnma
- (Madhepura) Kumārkhad
- (Madhepura) Kewatgāwān
- (Madhepura) Khusropatti
- (Madhepura) Kolhaipatti
- (Madhepura) Kantāhi
- (Madhepura) Kaliyānpatti
- (Saharsa) Kāsnagar
- (Khagaria) Kumhraili
- (Saharsa) Kopa
- (Madhepura) Khānra
- (Khagaria) Korabhita
- (Madhepura) Khaon
- (Khagaria) Kurmān
- (Madhepura) Khurān Milik
- (Madhepura) Keshopur
- (Madhepura) Khatri Chak
- (Madhepura) Kulhariātola
- (Madhepura) Korītola
- (Madhepura) Karanti
- (Madhepura) Kumarganj
- (Madhepura) Khokhsi Saranpur
- (Madhepura) Kāsthan