| Place | Post Code |
|---|---|
| Mahiarpur, Purnia) | 854327 |
| Mathkopa, Purnia) | 854330 |
| Matiarpur, Purnia) | 854327 |
| Nijgehuma, Purnia) | 854327 |
| Nishara, Purnia) | 854327 |
| Pora, Purnia) | 854327 |
| Ramdaili, Purnia) | 854327 |
| Ratauli, Purnia) | 854327 |
| Sapa, Purnia) | 854327 |
| Sarsauni, Purnia) | 854327 |
| Shahpur, Purnia) | 854327 |
| Sohangaon, Purnia) | 854327 |
| Southa, Purnia) | 854325 |
| Postal Codes in Purnia | |
|---|---|
| Amour | |
| Baisa | |
| Baisi | |
| Banmankhi | |
| Barhara | |
| Bhawanipur | |
| Dagarua | |
| Dhamdaha | |
| Jalalgarh | |
| Kasba | |
| Krityanand Nagar | |
| Purnia East | |
| Rupauli | |
| Srinagar | |