| Place | Post Code |
|---|---|
| Sagarpur, Magadh) | 805128 |
| Sahiya, Magadh) | 805131 |
| Sarni, Magadh) | 805131 |
| Sarsa, Magadh) | 805131 |
| Selwe, Magadh) | 805131 |
| Sewai, Magadh) | 805131 |
| Shakar Khap, Magadh) | 805131 |
| Shankar Bigha, Magadh) | 805131 |
| Sikandarpur, Magadh) | 805131 |
| Singhatiya, Magadh) | 805131 |
| Singhwara, Magadh) | 805131 |
| Siraji, Magadh) | 805131 |
| Siri, Magadh) | 805131 |
| Sowa, Magadh) | 805131 |
| Tarawan, Magadh) | 805128 |
| Tathi, Magadh) | 805131 |
| Tetariya, Magadh) | 805131 |
| Tilora, Magadh) | 805131 |
| Tipau, Magadh) | 805128 |
| Uman Bigha, Magadh) | 805131 |
| Usri, Magadh) | 805131 |
| Usuwa, Magadh) | 805131 |
| Wazirganj, Magadh) | 805131 |