| Place | Post Code |
|---|---|
| Khetpura, Magadh) | 824123 |
| Kishunpur, Magadh) | 824123 |
| Kojhi, Magadh) | 824202 |
| Kolahi, Magadh) | 824123 |
| Kundifar, Magadh) | 824123 |
| Kusma Basdiha, Magadh) | 824111 |
| Kutumba, Magadh) | 824123 |
| Kutumba Kanchanpur, Magadh) | 824123 |
| Labhri, Magadh) | 824111 |
| Labhri Khurd, Magadh) | 824111 |
| Lahar Chak, Magadh) | 824123 |
| Lakheya, Magadh) | 824111 |
| Lakhna, Magadh) | 824123 |
| Lobura, Magadh) | 824123 |
| Mahara, Magadh) | 824202 |
| Maharajganj, Magadh) | 824111 |
| Mahsu, Magadh) | 824111 |
| Majhar, Magadh) | 824123 |
| Majhauli, Magadh) | 824123 |
| Malhipur, Magadh) | 824123 |
| Manrar Gopal, Magadh) | 824123 |
| Mansara, Magadh) | 824111 |
| Matihani, Magadh) | 824102 |
| Matpa, Magadh) | 824111 |
| Mirpur, Magadh) | 824123 |
| Mirzapur, Magadh) | 824123 |
| Misra Bigha, Magadh) | 824202 |
| Mitarsenpur, Magadh) | 824111 |
| Mujahida, Magadh) | 824123 |
| Munrila, Magadh) | 824111 |