| Place | Post Code |
|---|---|
| Pokhrahi, Magadh) | 824111 |
| Pola, Magadh) | 824111 |
| Puranpur, Magadh) | 824123 |
| Raham Bigha, Magadh) | 824111 |
| Rajparsa, Magadh) | 824111 |
| Rampur, Magadh) | 824111, 824123 |
| Rampur Khaira, Magadh) | 824123 |
| Rampur Naughara, Magadh) | 824123 |
| Rasoia, Magadh) | 824111 |
| Rasulpur, Magadh) | 824111 |
| Ratanuan, Magadh) | 824123 |
| Ratti Khap, Magadh) | 824111 |
| Risiap, Magadh) | 824102 |
| Sabu Chak, Magadh) | 824123 |
| Sahdei Parsawan, Magadh) | 824111 |
| Saidpur Naughara, Magadh) | 824123 |
| Salhna, Magadh) | 824123 |
| Samahuta, Magadh) | 824111 |
| Sanra, Magadh) | 824123 |
| Sanri, Magadh) | 824123 |