| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Bani, Kosi) | 852132 |
| Postal/ZIP Codes in Basantpur, Kosi) | 852128 |
| Postal/ZIP Codes in Behrari, Kosi) | 852128 |
| Postal/ZIP Codes in Chouraha, Kosi) | 852132 |
| Postal/ZIP Codes in Gidha, Kosi) | 852128 |
| Postal/ZIP Codes in Jharkaha, Kosi) | 852132 |
| Postal/ZIP Codes in Jirwa, Kosi) | 852132 |
| Postal/ZIP Codes in Kamargaon, Kosi) | 852132 |
| Postal/ZIP Codes in Maura, Kosi) | 852132 |
| Postal/ZIP Codes in Raibhir, Kosi) | 852128 |
| Postal/ZIP Codes in Shankarpur, Kosi) | 852132 |