| Place | Post Code |
|---|---|
| Rajapur, Saran) | 841507, 841406 |
| Rampur, Saran) | 841408 |
| Rampur Digar, Saran) | 841408 |
| Rampur Khas, Saran) | 841408 |
| Rampur Lauwa, Saran) | 841507 |
| Rampur Mahesh, Saran) | 841406 |
| Rasulpur, Saran) | 841408 |
| Ratan Panrauli, Saran) | 841242 |
| Ratanparauli, Saran) | 841242 |
| Ratauli, Saran) | 841507 |
| Sadiha, Saran) | 841507 |
| Sagar Sultanpur, Saran) | 841417, 841406 |
| Sagher, Saran) | 841406 |
| Sagher Sultanpur, Saran) | 841406 |
| Sahsa, Saran) | 841507 |
| Sahsaraon, Saran) | 841408 |
| Sahtola, Saran) | 841408 |
| Sajot, Saran) | 841406 |
| Salempur, Saran) | 841507 |
| Sani Bagahi, Saran) | 841406 |
| Sankauli, Saran) | 841408 |
| Sankri, Saran) | 841244 |
| Sarahri, Saran) | 841507 |
| Saray Panrauli, Saran) | 841242 |
| Sarea, Saran) | 841406 |
| Saripatti, Saran) | 841408 |
| Sersaiyan, Saran) | 841406 |
| Shankarpur, Saran) | 841507 |
| Singhauli, Saran) | 841507 |
| Sipar, Saran) | 841507 |