| Place | Post Code |
|---|---|
| Pathra, Magadh) | 804403 |
| Pem Bigha, Magadh) | 824233 |
| Pinjora, Magadh) | 804417 |
| Pipra, Magadh) | 804403 |
| Railly, Magadh) | 804403 |
| Ramanand Bigha, Magadh) | 804403 |
| Rampur, Magadh) | 804403 |
| Regania Chak, Magadh) | 824236 |
| Rewara, Magadh) | 804404 |
| Risaudh, Magadh) | 804404 |
| Rouna, Magadh) | 804404 |
| Sahar Telpa, Magadh) | 804419 |
| Saistabad, Magadh) | 804418 |
| Salempur, Magadh) | 804403, 804426, 824235, 824236 |
| Salepur Fatehpur, Magadh) | 804404 |
| Samaspur, Magadh) | 804403 |
| Shahbazpur, Magadh) | 804404 |
| Shahmohammadpur, Magadh) | 804404 |
| Shahpur, Magadh) | 804403 |
| Shakir Bigha, Magadh) | 804403 |
| Shankarpur, Magadh) | 804403 |
| Shekhpura, Magadh) | 804403 |
| Shekhpura Khurd, Magadh) | 804403 |
| Shekhpura Nehalpur, Magadh) | 804403 |
| Shiwrampur, Magadh) | 804403 |
| Silounja, Magadh) | 804403 |
| Simra, Magadh) | 824233 |
| Sindani, Magadh) | 804403 |
| Singhaul, Magadh) | 804403 |
| Siripur, Magadh) | 824233 |