| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 1451 | Simiri | Hasanpur BO | 📍 848205 | Hasanpur | Branch Post Office |
| 1452 | Simra | Chaita BO | 📍 848132 | Ujiarpur | Branch Post Office |
| 1453 | Simraha | Sadipurghat BO | 📍 848117 | Khanpur | Branch Post Office |
| 1454 | Simrawan | Biraul SO | 📍 847203 | Shivaji Nagar | Post Office - PO |
| 1455 | Simrawan | Balha Nandenagar BO | 📍 848117 | Shivaji Nagar | Branch Post Office |
| 1456 | Simri | Malinagar BO | 📍 848125 | Kalyanpur | Branch Post Office |
| 1457 | Simri Gopal | Balhajainarain BO | 📍 848125 | Kalyanpur | Branch Post Office |
| 1458 | Simria Bhindi | Ratwara BO | 📍 847301 | Kalyanpur | Branch Post Office |
| 1459 | Simria Bhindi | Simariabhindia BO | 📍 847301 | Kalyanpur | Branch Post Office |
| 1460 | Sinduari Asli | Baghra SO Samastipur | 📍 848506 | Mohanpur | Post Office - PO |
| 1461 | Sinduari Dakhli | Baghra SO Samastipur | 📍 848506 | Mohanpur | Post Office - PO |
| 1462 | Singhia | Akauna BO | 📍 848209 | Singhia | Branch Post Office |
| 1463 | Singhia | Singhia SO | 📍 848209 | Singhia | Post Office - PO |
| 1464 | Singhia | Kurba Barhetta BO | 📍 848302 | Kalyanpur | Branch Post Office |
| 1465 | Singhia Buzurg | Singhia Ghat SO | 📍 848236 | Bibhutpur | Post Office - PO |
| 1466 | Singhia Khurd | Singhiakhurd BO | 📍 848113 | Samastipur | Branch Post Office |
| 1467 | Singhiayari | Rebra BO | 📍 848117 | Khanpur | Branch Post Office |
| 1468 | Singiahi | Ladaura Dargah BO | 📍 848302 | Kalyanpur | Branch Post Office |
| 1469 | Siram Dih | Lagunia BO | 📍 848504 | Patori | Branch Post Office |
| 1470 | Sirdilpur | Taradhamaun BO | 📍 848504 | Patori | Branch Post Office |
| 1471 | Siri Nath Paran | Sormar Baghla BO | 📍 848125 | Kalyanpur | Branch Post Office |
| 1472 | Siripur | Sripur Gahar BO | 📍 848117 | Shivaji Nagar | Branch Post Office |
| 1473 | Siripur Gohar | Sripur Gahar BO | 📍 848117 | Khanpur | Branch Post Office |
| 1474 | Siripur Tola Bhajrahia | Dasaut BO | 📍 848209 | Shivaji Nagar | Branch Post Office |
| 1475 | Siropatti | Khairi BO | 📍 848117 | Khanpur | Branch Post Office |
| 1476 | Sirsawa | Dharnipatti BO | 📍 848506 | Mohanpur | Branch Post Office |
| 1477 | Sirsia | Shahpur Baghauni BO | 📍 848131 | Tajpur | Branch Post Office |
| 1478 | Sirsia | Bhatwan BO | 📍 848206 | Hasanpur | Branch Post Office |
| 1479 | Sirsia | Paroria BO | 📍 848301 | Shivaji Nagar | Branch Post Office |
| 1480 | Sirsiya | Mahen BO | 📍 848208 | Singhia | Branch Post Office |
| 1481 | Sirsiya | Akauna BO | 📍 848209 | Singhia | Branch Post Office |
| 1482 | Sisai Karian urf Birdaban | Karian BO | 📍 848117 | Shivaji Nagar | Branch Post Office |
| 1483 | Sisai Karian urf Kalyanpur | Karian BO | 📍 848117 | Shivaji Nagar | Branch Post Office |
| 1484 | Sisai Karian urf Sisai Goth | Karian BO | 📍 848117 | Shivaji Nagar | Branch Post Office |
| 1485 | Sitalpatti | Harpur Ailoth BO | 📍 848101 | Samastipur | Branch Post Office |
| 1486 | SivaiSinghpur | Sibaisingpur BO | 📍 848502 | Mohiuddinagar | Branch Post Office |
| 1487 | Slempur Eksila | Ujiarpur SO | 📍 848132 | Ujiarpur | Post Office - PO |
| 1488 | Soapakar | Barbatta BO | 📍 848127 | Sarairanjan | Branch Post Office |
| 1489 | Sobhaipur | Bargaon BO | 📍 848213 | Hasanpur | Branch Post Office |
| 1490 | Soera | Soeral BO | 📍 848114 | Dalsinghsarai | Branch Post Office |
| 1491 | Sohi | Ahilwar BO | 📍 848205 | Hasanpur | Branch Post Office |
| 1492 | Sohma | Sohma BO | 📍 848207 | Bithan | Branch Post Office |
| 1493 | Sohraia | Tetrahi BO | 📍 848207 | Hasanpur | Branch Post Office |
| 1494 | Soman | Soman BO | 📍 848117 | Khanpur | Branch Post Office |
| 1495 | Somnaha | Somnaha Mirzanagar BO | 📍 848125 | Kalyanpur | Branch Post Office |
| 1496 | Son Mani | Sonsa BO | 📍 848209 | Singhia | Branch Post Office |
| 1497 | Songar | Songar BO | 📍 848122 | Morwa | Branch Post Office |
| 1498 | Sonsa | Sonsa BO | 📍 848209 | Singhia | Branch Post Office |
| 1499 | Sonsa | Tara BO | 📍 848209 | Singhia | Branch Post Office |
| 1500 | Sonupur | Sonupur BO | 📍 848210 | Rosera | Branch Post Office |