| Place | Post Code |
|---|---|
| Reganian, Magadh) | 824219 |
| Saonkala, Magadh) | 824211 |
| Semarhat, Magadh) | 824219 |
| Shamsher Khap, Magadh) | 824211 |
| Shyamnagar Nima, Magadh) | 824211 |
| Sihuli, Magadh) | 824211 |
| Simri, Magadh) | 824219 |
| Suggi, Magadh) | 824211 |
| Supai, Magadh) | 824211 |
| Surajpura, Magadh) | 824231 |
| Taradih, Magadh) | 824219 |
| Tetaria, Magadh) | 824211 |