| Ort | Postleitzahl |
|---|---|
| Alakh Diyara, Saran) | 841210 |
| Ansar, Saran) | 841210, 841203 |
| Arajanipur, Saran) | 841236 |
| Arjanipur, Saran) | 841236 |
| Badlikuwar Anganbari Cetre, Saran) | 841223 |
| Badlikuwar P H Cetre, Saran) | 841223 |
| Baghauna, Saran) | 841223, 841210 |
| Baghawna, Saran) | 841223 |
| Baghawna Middle School, Saran) | 841223 |
| Baghawna Prathmik School, Saran) | 841223 |
| Baishistnagar, Saran) | 841210 |
| Bakhari, Saran) | 841203 |
| Bakhri, Saran) | 841203 |
| Bangra Ke Bari, Saran) | 841203 |
| Banri Sarai, Saran) | 841236 |
| Barauna, Saran) | 841210 |
| Bawan Dih, Saran) | 841439 |
| Bhadaur, Saran) | 841203 |
| Bhagar, Saran) | 841210 |
| Bhagwanpur, Saran) | 841203, 841236 |
| Bhaisaurha, Saran) | 841509 |
| Bhanti, Saran) | 841210 |
| Bharwalia, Saran) | 841203 |
| Bhikhpur, Saran) | 841203, 841236, 841237, 841408 |
| Bhikhpur Bhgwanpur, Saran) | 841236 |
| Bhobani, Saran) | 841210 |
| Birti, Saran) | 841210 |
| Birti Lakheraj, Saran) | 841203 |
| Bishundas Chowk, Saran) | 841236 |
| Chainpur Mobarakpur, Saran) | 841203 |
| Postleitzahlen in Siwan | |
|---|---|
| Andar | |
| Barharia | |
| Basantpur | |
| Bhagwanpur Hat | |
| Darauli | |
| Daraundha | |
| Goriakothi | |
| Guthani | |
| Hasanpura | |
| Hussainganj | |
| Lakri Nabiganj | |
| Maharajganj | |
| Mairwa | |
| Nautan | |
| Pachrukhi | |
| Raghunathpur | |
| Siswan | |
| Siwan | |
| Ziradei | |