List of Blocks in Saran district
| S.No. |
Block |
Subdivision |
| 1 |
Baniyapur |
Sadar |
| 2 |
Ekma |
Sadar |
| 3 |
Garkha |
Sadar |
| 4 |
Jalalpur |
Sadar |
| 5 |
Lahladpur |
Sadar |
| 6 |
Maker |
Sadar |
| 7 |
Manjhi |
Sadar |
| 8 |
Nagra |
Sadar |
| 9 |
Parsa |
Sadar |
| 10 |
Rivilganj |
Sadar |
| 11 |
Sadar |
Sadar |
| 12 |
Amnour |
Marhaura |
| 13 |
Isuapur |
Marhaura |
| 14 |
Marhaura |
Marhaura |
| 15 |
Mashrak |
Marhaura |
| 16 |
Panapur |
Marhaura |
| 17 |
Taraiya |
Marhaura |
| 18 |
Dariyapur |
Sonepur |
| 19 |
Dighwara |
Sonepur |
| 20 |
Sonepur |
Sonepur |
List of Blocks in Siwan district
| S.No. |
Block |
Subdivision |
| 1 |
Andar |
Siwan Sadar |
| 2 |
Barharia |
Siwan Sadar |
| 3 |
Darauli |
Siwan Sadar |
| 4 |
Guthani |
Siwan Sadar |
| 5 |
Hasanpura |
Siwan Sadar |
| 6 |
Hussainganj |
Siwan Sadar |
| 7 |
Mairwa |
Siwan Sadar |
| 8 |
Nautan |
Siwan Sadar |
| 9 |
Pachrukhi |
Siwan Sadar |
| 10 |
Raghunathpur |
Siwan Sadar |
| 11 |
Siswan |
Siwan Sadar |
| 12 |
Siwan Sadar |
Siwan Sadar |
| 13 |
Ziradei |
Siwan Sadar |
| 14 |
Basantpur |
Maharajganj |
| 15 |
Bhagwanpur Hat |
Maharajganj |
| 16 |
Goriakothi |
Maharajganj |
| 17 |
Lakri Nabiganj |
Maharajganj |
| 18 |
Maharajganj |
Maharajganj |
| 19 |
Daraundha |
Maharajganj |
List of Blocks in Gopalganj district
| S.No. |
Block |
Subdivision |
| 1 |
Baikunthpur |
Gopalganj |
| 2 |
Barauli |
Gopalganj |
| 3 |
Gopalganj |
Gopalganj |
| 4 |
Kuchaikote |
Gopalganj |
| 5 |
Manjha |
Gopalganj |
| 6 |
Thawe |
Gopalganj |
| 7 |
Sidhwaliya |
Gopalganj |
| 8 |
Bhorey |
Hathua |
| 9 |
Hathua |
Hathua |
| 10 |
Panchdewari |
Hathua |
| 11 |
Phulwariya |
Hathua |
| 12 |
Uchkagaon |
Hathua |
| 13 |
Vijayipur |
Hathua |
