| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Mathahi, Kosi) | 852121 |
| Postal/ZIP Codes in Mudwala, Kosi) | 852114 |
| Postal/ZIP Codes in Murhdokheraj, Kosi) | 852114 |
| Postal/ZIP Codes in Murho, Kosi) | 852114 |
| Postal/ZIP Codes in Pararia, Kosi) | 852101, 852113 |
| Postal/ZIP Codes in Parwa, Kosi) | 852122 |
| Postal/ZIP Codes in Pithahi, Kosi) | 852121 |
| Postal/ZIP Codes in Sahugarh, Kosi) | 852113 |
| Postal/ZIP Codes in Sakarpura, Kosi) | 852113 |
| Postal/ZIP Codes in Siripar Uttarwari, Kosi) | 852138 |
| Postal/ZIP Codes in Siripur Dakhinwari, Kosi) | 852121, 852138 |
| Postal/ZIP Codes in Sukhasan Dakhinwari, Kosi) | 852113 |
| Postal/ZIP Codes in Sukhasan Uttarwari, Kosi) | 852113 |
| Postal/ZIP Codes in Tuniahi Dakhinwari, Kosi) | 852113 |
| Postal/ZIP Codes in Tuniahi Uttarwari, Kosi) | 852113 |