| Place | Post Code |
|---|---|
| Khairi, Patna) | 821113 |
| Khanda, Patna) | 821305 |
| Khanra, Patna) | 821115 |
| Kharaunia, Patna) | 821113 |
| Khatoliya, Patna) | 821113 |
| Khraghpura, Patna) | 821113 |
| Khudhiyan, Patna) | 821113 |
| Khudhnu, Patna) | 821113, 802217 |
| Khudiyan, Patna) | 821113 |
| Khurhunu, Patna) | 821115 |
| Koiria Dih, Patna) | 821115 |
| Kota, Patna) | 821112 |
| Kothara, Patna) | 821113 |
| Krari, Patna) | 821113 |
| Kunrwa, Patna) | 821115 |
| Kuraich, Patna) | 821115 |
| Kurdaun, Patna) | 821115, 821113 |
| Kushhar, Patna) | 821113 |
| Kusri, Patna) | 821115 |
| Kusurhi, Patna) | 821113 |
| Lakhrawan, Patna) | 821115 |
| Lerua, Patna) | 821305 |
| Lewda, Patna) | 821113 |
| Lodhi, Patna) | 821113 |
| Lok Dehri, Patna) | 802217 |
| Machwar, Patna) | 821113 |
| Madauria, Patna) | 821115 |
| Magar Dah, Patna) | 821113 |
| Mahua Dihra, Patna) | 821115 |
| Maniyari, Patna) | 821113 |