| Place | Post Code |
|---|---|
| Rahua, Kosi) | 852116 |
| Raibhira, Kosi) | 852220 |
| Rampur, Kosi) | 852122 |
| Rampur Dehru, Kosi) | 852220 |
| Rampur Khora, Kosi) | 852220 |
| Ramsahai Milik Alias Garibjha, Kosi) | 852115 |
| Ramsahai Milik Garibjha Chakla, Kosi) | 852115 |
| Rasulpur Qasim Urf Murlichandw, Kosi) | 852220 |
| Roshan Ali Milik, Kosi) | 852213 |
| Ruhua Urf Harpur Hingo, Kosi) | 852116 |
| Shahidpur, Kosi) | 852220 |
| Shekhpur Chaman, Kosi) | 852219 |
| Singarpur, Kosi) | 852219 |
| Teldiha, Kosi) | 852220 |
| Tirasi, Kosi) | 852220 |
| Uda, Kosi) | 852101 |
| Postal Codes in Madhepura | |
|---|---|
| Alamnagar | |
| Bihariganj | |
| Chausa | |
| Gamharia | |
| Ghailarh | |
| Gwalpara | |
| Kishanganj | |
| Kumarkhand | |
| Madhepura | |
| Murliganj | |
| Puraini | |
| Shankarpur | |
| Singheshwar | |