| Ort | Postleitzahl |
|---|---|
| Amwari, Saran) | 841239 |
| Arazi Inglish, Saran) | 841239 |
| Atwa, Saran) | 841239 |
| Babhnauli, Saran) | 841239 |
| Bahuchak, Saran) | 841239 |
| Balwa, Saran) | 841243 |
| Baraso, Saran) | 841239 |
| Bargaon, Saran) | 841239 |
| Barkamanjha, Saran) | 841243 |
| Bedauli, Saran) | 841243 |
| Bhisha, Saran) | 841239 |
| Bhopatpura, Saran) | 841243 |
| Bibsain Bhabhra, Saran) | 841239 |
| Bichali Bazar Mairwa, Saran) | 841239 |
| Bilaspur, Saran) | 841239, 841434 |
| Bishunpura, Saran) | 841239 |
| Chakia, Saran) | 841239 |
| Chitmath, Saran) | 841243 |
| Chup Chupwa, Saran) | 841239 |
| Dham Road Mairwa, Saran) | 841239 |
| Dhamaur, Saran) | 841239 |
| Dharahra, Saran) | 841239 |
| Dharni Chhapra, Saran) | 841239 |
| Dhusa, Saran) | 841239 |
| Domdih, Saran) | 841239 |
| Domdish Ansari Tola, Saran) | 841239 |
| Domdish Koiri Tola, Saran) | 841239 |
| Domdish Mauje, Saran) | 841239 |
| Dumar Chhapra, Saran) | 841239 |
| English, Saran) | 841239 |
| Postleitzahlen in Siwan | |
|---|---|
| Andar | |
| Barharia | |
| Basantpur | |
| Bhagwanpur Hat | |
| Darauli | |
| Daraundha | |
| Goriakothi | |
| Guthani | |
| Hasanpura | |
| Hussainganj | |
| Lakri Nabiganj | |
| Maharajganj | |
| Mairwa | |
| Nautan | |
| Pachrukhi | |
| Raghunathpur | |
| Siswan | |
| Siwan | |
| Ziradei | |