| Place | Post Code |
|---|---|
| Kharauna Buzurg, Magadh) | 824125 |
| Kharauna Khurd, Magadh) | 824115 |
| Kharokhar, Magadh) | 824103 |
| Kharwan, Magadh) | 824103 |
| Khirhiri, Magadh) | 824125 |
| Kiakhap, Magadh) | 824125 |
| Kona, Magadh) | 824103 |
| Kotwara, Magadh) | 824122 |
| Kumhaini, Magadh) | 824125 |
| Kunar Bigha, Magadh) | 824125 |
| Kusmi, Magadh) | 824122 |
| Kutkuri, Magadh) | 824125 |
| Latta, Magadh) | 824122 |
| Lohra, Magadh) | 824125 |
| Lukka, Magadh) | 824122 |
| Madarpur, Magadh) | 824125 |
| Mahuain, Magadh) | 824125 |
| Mai, Magadh) | 824125 |
| Maikhurd, Magadh) | 824125 |
| Majhauli, Magadh) | 824103 |
| Majkhar, Magadh) | 824103 |
| Makhdumpur, Magadh) | 824125, 824122 |
| Maluk Bigha, Magadh) | 824125 |
| Manpur Chanda, Magadh) | 824127 |
| Maripur, Magadh) | 824125 |
| Masaundha, Magadh) | 824125 |
| Menghua, Magadh) | 824125 |
| Mian Bigha, Magadh) | 824125 |
| Mobarakpur, Magadh) | 824125 |
| Munjari, Magadh) | 824125 |