| Place | Post Code |
|---|---|
| Simsimiya, Saran) | 841210 |
| Siswa Khurd, Saran) | 841236 |
| Siswan, Saran) | 841210, 841438 |
| Siswan East, Saran) | 841210 |
| Siswan Kalan, Saran) | 841210 |
| Sonbarsa, Saran) | 841203 |
| Suahi, Saran) | 841210 |
| Subhankar Chapra, Saran) | 841210 |
| Tarenawa, Saran) | 841210 |
| Tarenwa, Saran) | 841210 |
| Tilauta, Saran) | 841210 |
| Tollapur, Saran) | 841210 |
| Ubdhi, Saran) | 841203 |
| Uttar Tola, Saran) | 841210 |