| Place | Post Code |
|---|---|
| Ratanpur, Purnia) | 855117 |
| Ratua, Purnia) | 855117 |
| Saithabari, Purnia) | 855117 |
| Saradighi, Purnia) | 855117 |
| Sarogora, Purnia) | 855117 |
| Satbaulia, Purnia) | 855117 |
| Satbaulia Khurd, Purnia) | 855117 |
| Shekhpura, Purnia) | 855117 |
| Singhari Gobindpur, Purnia) | 855117 |
| Singhiamari, Purnia) | 855107 |
| Sita Jhari, Purnia) | 855117 |
| Sital Gachh, Purnia) | 855117 |
| Sitalpur, Purnia) | 855117 |
| Sonapur, Purnia) | 855117 |
| Taiyabpur, Purnia) | 855117 |
| Taria, Purnia) | 855107 |
| Tarni, Purnia) | 855117 |
| Theikalbari, Purnia) | 855117 |
| Thipi Jhari, Purnia) | 855117 |
| Udgara, Purnia) | 855117 |
| Postal Codes in Kishanganj | |
|---|---|
| Bahadurganj | |
| Dighalbank | |
| Kishanganj | |
| Kochadhamin | |
| Pothia | |
| Terhagachh | |
| Thakurganj | |