| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 1401 | Sarwarganj | Srichandpur Kothia BO | 📍 848122 | Tajpur | Branch Post Office |
| 1402 | Sasan | Sasan BO | 📍 848205 | Hasanpur | Branch Post Office |
| 1403 | Satanpur | Satanpur BO | 📍 848132 | Ujiarpur | Branch Post Office |
| 1404 | Sathmalpur | Satmalpur BO | 📍 848101 | Warisnagar | Branch Post Office |
| 1405 | Satmalpur BO | Satmalpur BO | 📍 848104 | Samastipur | Branch Post Office |
| 1406 | Seari | Bhatwan BO | 📍 848206 | Hasanpur | Branch Post Office |
| 1407 | Sekhopur | Shekhopur BO | 📍 848101 | Warisnagar | Branch Post Office |
| 1408 | Sekhopur | Dhobgama BO | 📍 848125 | Pusa | Branch Post Office |
| 1409 | Sembhu Ram Tok | Kalaunjar BO | 📍 848125 | Kalyanpur | Branch Post Office |
| 1410 | Semri | Simri BO | 📍 848503 | Vidyapati Nagar | Branch Post Office |
| 1411 | Semri Chandar Sen | Khanpur BO | 📍 848117 | Khanpur | Branch Post Office |
| 1412 | Shadpur | Narhan SO | 📍 848211 | Bibhutpur | Post Office - PO |
| 1413 | Shah Alampur | Dumri Bindgama BO | 📍 848506 | Mohanpur | Branch Post Office |
| 1414 | Shah Dih Urf Parmanadpur | Bahadurpur Patory BO | 📍 848504 | Patori | Branch Post Office |
| 1415 | Shahbazpur | Ghataho BO | 📍 848114 | Ujiarpur | Branch Post Office |
| 1416 | Shahpur | Kerai BO | 📍 848160 | Bibhutpur | Branch Post Office |
| 1417 | Shahpur | Bhuswar BO | 📍 848211 | Bibhutpur | Branch Post Office |
| 1418 | Shahpur | Bihrha SO | 📍 848216 | Rosera | Post Office - PO |
| 1419 | Shahpur | Bhorejairam BO | 📍 848236 | Khanpur | Branch Post Office |
| 1420 | Shahpur Baghauni | Shahpur Baghauni BO | 📍 848131 | Tajpur | Branch Post Office |
| 1421 | Shahpur Barat | Baghra SO Samastipur | 📍 848506 | Mohanpur | Post Office - PO |
| 1422 | Shahpur Pagra | Pagra BO | 📍 848114 | Dalsinghsarai | Branch Post Office |
| 1423 | Shahpur Patohi | Chakhabib BO | 📍 848160 | Bibhutpur | Branch Post Office |
| 1424 | Shahpur Undi | Sahpur Undi BO | 📍 848504 | Patori | Branch Post Office |
| 1425 | Shahzadpur | Akhtiarpur Khajuri BO | 📍 848114 | Sarairanjan | Branch Post Office |
| 1426 | Shaibasingpur | Rajwara BO | 📍 848210 | Rosera | Branch Post Office |
| 1427 | Shankarpur | Shankarpur BO | 📍 848117 | Shivaji Nagar | Branch Post Office |
| 1428 | Shekhopur BO | Shekhopur BO | 📍 848104 | Samastipur | Branch Post Office |
| 1429 | Sheora | Sheora BO | 📍 848504 | Patori | Branch Post Office |
| 1430 | Sherbaddi | Srikameshwar Nagar BO | 📍 848209 | Shivaji Nagar | Branch Post Office |
| 1431 | Sherpur Dhepura | Sherpur Dhepura BO | 📍 848503 | Vidyapati Nagar | Branch Post Office |
| 1432 | Sherpur Marsari | Sarairanjan SO | 📍 848127 | Sarairanjan | Post Office - PO |
| 1433 | Shibna | Andaur BO | 📍 848502 | Mohiuddinagar | Branch Post Office |
| 1434 | Shiboter | Nakuni BO | 📍 848206 | Hasanpur | Branch Post Office |
| 1435 | Shitalpatti | Sarairanjan SO | 📍 848127 | Sarairanjan | Post Office - PO |
| 1436 | Shivai Singhpur | Buzurgdwar BO | 📍 848236 | Khanpur | Branch Post Office |
| 1437 | Shivaji Nagar | R.R.Bhadrapur BO | 📍 848117 | Shivaji Nagar | Branch Post Office |
| 1438 | Shivnandanpur | Muktapur BO | 📍 848102 | Kalyanpur | Branch Post Office |
| 1439 | Shivnath varja | Sormar Baghla BO | 📍 848125 | Kalyanpur | Branch Post Office |
| 1440 | Shivnathchowk | Singhia Ghat SO | 📍 848236 | Bibhutpur | Post Office - PO |
| 1441 | Shivnathpur | Singhia Ghat SO | 📍 848236 | Bibhutpur | Post Office - PO |
| 1442 | Shivopatti | Ilmasnagar SO | 📍 848117 | Khanpur | Post Office - PO |
| 1443 | Shivopatti nuri Masjid | Ilmasnagar SO | 📍 848117 | Khanpur | Post Office - PO |
| 1444 | Shivopatti Shinrada | Ilmasnagar SO | 📍 848117 | Khanpur | Post Office - PO |
| 1445 | Shyam Nagar Neamatganj | Baghi BO | 📍 848130 | Tajpur | Branch Post Office |
| 1446 | Shyam NagarNeamatganj | Baghi BO | 📍 848130 | Tajpur | Branch Post Office |
| 1447 | Shyampur | Singhia SO | 📍 848209 | Singhia | Post Office - PO |
| 1448 | Sihma | Sihma BO | 📍 848207 | Bithan | Branch Post Office |
| 1449 | Silaut | Pokhraira BO | 📍 848113 | Samastipur | Branch Post Office |
| 1450 | Simaana | Manikpur BO | 📍 848127 | Sarairanjan | Branch Post Office |