| Place | Postal Code |
|---|---|
| Adhkaili, Purnia) | 854326 |
| Amna, Purnia) | 855105 |
| Amnakismat, Purnia) | 854326 |
| Ara, Purnia) | 854326 |
| Babhanpura, Purnia) | 854326 |
| Bagnagar, Purnia) | 854325 |
| Bahadurpur, Purnia) | 854326, 854311 |
| Bakuakol, Purnia) | 854326 |
| Balarpur, Purnia) | 854326 |
| Balua, Purnia) | 854326 |
| Bandrak, Purnia) | 854326 |
| Bardinga, Purnia) | 854326 |
| Basdaha, Purnia) | 854326 |
| Belgachhi, Purnia) | 854315 |
| Belwari Uchaipur, Purnia) | 854326 |
| Bhakhri, Purnia) | 854326 |
| Bhakhri Shahijana, Purnia) | 854326 |
| Bhakhrisani, Purnia) | 854326 |
| Bishunpur, Purnia) | 854326 |
| Bisrupa, Purnia) | 854337 |
| Biswaspur, Purnia) | 854326 |
| Chakdah, Purnia) | 854326 |
| Chakdeh, Purnia) | 854326 |
| Chakua, Purnia) | 854326 |
| Chand Bhathi, Purnia) | 854326 |
| Chanpi, Purnia) | 854326 |
| Chatra, Purnia) | 854326 |
| Chikni, Purnia) | 854326 |
| Chopara, Purnia) | 854315 |
| Dagarua, Purnia) | 854326 |
| Postal Codes in Purnia | |
|---|---|
| Amour | |
| Baisa | |
| Baisi | |
| Banmankhi | |
| Barhara | |
| Bhawanipur | |
| Dagarua | |
| Dhamdaha | |
| Jalalgarh | |
| Kasba | |
| Krityanand Nagar | |
| Purnia East | |
| Rupauli | |
| Srinagar | |