| Place | Post Code |
|---|---|
| Mohammad Heat Kumedan Jagir, Kosi) | 852213 |
| Mohammad Jafar Subedar Jagir, Kosi) | 852213 |
| Morsanda, Kosi) | 852219 |
| Niamatullah Sipahi Jagir, Kosi) | 852116 |
| Pachrasi, Kosi) | 852213 |
| Pachrasi Amanat Sarkar, Kosi) | 852213 |
| Pahari Subedar Jagir, Kosi) | 852213 |
| Paina, Kosi) | 852213 |
| Phulaut, Kosi) | 852219 |
| Ramakant Subedar Jagir, Kosi) | 852213 |
| Rasulpur Dhuria, Kosi) | 852213 |
| Sardar Khan Sipahi Jagir, Kosi) | 852213 |
| Subhani Subedar Jagir, Kosi) | 852213 |
| Postal Codes in Madhepura | |
|---|---|
| Alamnagar | |
| Bihariganj | |
| Chausa | |
| Gamharia | |
| Ghailarh | |
| Gwalpara | |
| Kishanganj | |
| Kumarkhand | |
| Madhepura | |
| Murliganj | |
| Puraini | |
| Shankarpur | |
| Singheshwar | |