| Place | Post Code |
|---|---|
| Sahoria, Kosi) | 852126 |
| Sahsaili Thuthi, Kosi) | 852126 |
| Sahuria, Kosi) | 852126 |
| Salkhua Bazar, Kosi) | 852126 |
| Samhar Kalan, Kosi) | 852126 |
| Samhar Khurd, Kosi) | 852126 |
| Sauthi, Kosi) | 852127 |
| Seoti, Kosi) | 852106 |
| Shahganwan, Kosi) | 852127 |
| Situahi, Kosi) | 852127 |
| Tajpur, Kosi) | 852129 |
| Uteshra, Kosi) | 852126 |
| Postal Codes in Saharsa | |
|---|---|
| Banma Itahri | |
| Kahara | |
| Mahishi | |
| Nauhatta | |
| Patarghat | |
| Salkhua | |
| Satar Kataiya | |
| Saur Bazar | |
| Simri Bakhtiarpur | |
| Sonbarsa | |