| Place | Postal Code |
|---|---|
| Ahirauli, Saran) | 841437 |
| Ahirwali, Saran) | 841437 |
| Arazi Pachdeuri, Saran) | 841437 |
| Bagahwa, Saran) | 841441 |
| Baherwa, Saran) | 841437 |
| Baidauli, Saran) | 841437 |
| Bankata, Saran) | 841441 |
| Bankatia, Saran) | 841441 |
| Bara Chanp, Saran) | 841441 |
| Batar Choraha, Saran) | 841441 |
| Beli Dasaundhi, Saran) | 841441 |
| Bhagwanpur, Saran) | 841425 |
| Bhangaha, Saran) | 841441 |
| Bhangahi, Saran) | 841437 |
| Bhatpoia, Saran) | 841425 |
| Bhatwa, Saran) | 841441 |
| Bhatwa Khurd, Saran) | 841437 |
| Bhirgi Chak, Saran) | 841425 |
| Bishunpura, Saran) | 841437 |
| Chain Tola, Saran) | 841441 |
| Chakarpan, Saran) | 841437 |
| Chakia, Saran) | 841508 |
| Chaphi, Saran) | 841437 |
| Datt Patti, Saran) | 841437 |
| Deuria, Saran) | 841441 |
| Dhadhuwa, Saran) | 841441 |
| Diulia, Saran) | 841441 |
| Dubaulia, Saran) | 841441 |
| Durga Chak, Saran) | 841425 |
| Gahni, Saran) | 841441 |
| Postal Codes in Gopalganj | |
|---|---|
| Baikunthpur | |
| Barauli | |
| Bhorey | |
| Bijaipur | |
| Gopalganj | |
| Hathua | |
| Katiya | |
| Kuchaikote | |
| Manjha | |
| Pach Deuri | |
| Phulwaria | |
| Sidhwalia | |
| Thawe | |
| Uchkagaon | |