Quick answer
All villages in Bairia Block (panchayat-wise list): 58 in total. Each entry links to the gram panchayat it belongs to, and the list is built from open government data.
Adhsijhua
Adhsijhua (अधिसिझुआ), Raja Tengaraha
Baijnathpur
Baijnathpur (बैजनाथपुर)
Balihar
Balihar (बलिहार)
Bhikha Chhapra
Bhikha Chhapra (भीखा छपरा)
Chai Chhupra
Bhatwalia, Chai Chhupra (चाई छपरा)
Chak Girdhar
Chak Girdhar (चकगिरधर)
Chakiya
Chakiya (चकिया)
Chandpur
Chandpur (चॉदपुर), Kishunpura, Lutaipur, Shri Palpur
Dalpatpur
Dalpatpur (दलपतपुर)
Daya Chhupra
Daya Chhupra (दया छपरा)
Durjanpur
Durjanpur (दुर्जनपुर), Hanuman Garh
Gangapur
Gangapur (गंगापुर), Hewantpur, Sureman Pur
Gonniya Chhapra
Gonniya Chhapra (गोन्हिया छपरा)
Gopalpur
Gopalpur (गोपालपुर), Gopalpur Mafi, Udiy Chhapra
Govindpur
Charajpura, Govindpur (गोविन्दपुर)
Jagdeva
Bansgopal Chhapra, Jagdeva (जगदेवा), Pandeypur Mu. Durjanpur, Sobhnath Singh
Karmanpur
Karmanpur (करमानपुर), Sabalpur
Keharpur
Gangawali, Kawal Chhapra, Keharpur (केहरपुर), Keharpur Mafi, Parshotampur, Prem Nagar, Shri Nagar
Kotwa
Kotawa (कोटवा)
Madhubani
Madhubani (मधुबनी)
Man Garah
Gobindauli, Man Garah (मानगढ़)
Nauka Gaon
Nauka Gaon (नवका गाँव)
Nauranga
Bhagwanpur, Bhuwal Chhapra, Noaw Ranga
Shiwal
Gopal Nagar, Mahji Adhsijhua, Shiwal (शिवाल)
Shri Nagar
Murli Chhapra, Shri Nagar (श्रीनगर)
Shrikant Pur Urf Narayangarh
Shrikant Pur
Talibpur
Talibpur (तालिबपुर)
Tengarahi
Harakhpur, Tengarahi (टेंगरही)
Upadhyaypur
Upadhyapur (उपाध्यायपुर)
Vishanpura
Bishunpura