| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Sirkhiria, Tirhut) | 843117 |
| Postal/ZIP Codes in Sonpurwa, Tirhut) | 843328 |
| Postal/ZIP Codes in Subhaigarh, Tirhut) | 843117 |
| Postal/ZIP Codes in Suhai, Tirhut) | 843323 |
| Postal/ZIP Codes in Sultanpur Urf Madhopur, Tirhut) | 843328 |
| Postal/ZIP Codes in Tahirpur, Tirhut) | 843117 |
| Postal/ZIP Codes in Tekaur, Tirhut) | 843328, 843323 |
| Postal/ZIP Codes in Thumma, Tirhut) | 843328 |
| Postal/ZIP Codes in Tikauli, Tirhut) | 843323 |
| Postal/ZIP Codes in Umarpur, Tirhut) | 843328 |
| Postal/ZIP Codes in Waina, Tirhut) | 843311 |