| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 1501 | Soti | Bijaili BO | 📍 855114 | Dandkhora | Branch Post Office |
| 1502 | Sowa | Narayanpur BO | 📍 854113 | Manihari | Branch Post Office |
| 1503 | Sudamapuri | Sahja BO | 📍 854107 | Pranpur | Branch Post Office |
| 1504 | Sudamapuri Mushhar Tola | Sahja BO | 📍 854107 | Pranpur | Branch Post Office |
| 1505 | Sujapur | Semapur Factory SO | 📍 854115 | Barari | Post Office - PO |
| 1506 | Sujapur | Sujapur BO | 📍 854115 | Barari | Branch Post Office |
| 1507 | Sukhai | Gurubazar SO | 📍 854104 | Barari | Post Office - PO |
| 1508 | Sukhasan Milik | Sukhasan BO | 📍 854107 | Barari | Branch Post Office |
| 1509 | Sukhpan | Sankola BO | 📍 855102 | Barsoi | Branch Post Office |
| 1510 | Sukhsan | Katihar Mill SO | 📍 854107 | Barari | Post Office - PO |
| 1511 | Sulif | Sankola BO | 📍 855102 | Barsoi | Branch Post Office |
| 1512 | Sultanpur | Barsoi SO | 📍 855102 | Barsoi | Post Office - PO |
| 1513 | Sundargachhi | Jhawa BO | 📍 855113 | Kadwa | Branch Post Office |
| 1514 | Sundargachhi Milik | Jhawa BO | 📍 855113 | Kadwa | Branch Post Office |
| 1515 | Sundarmochi | Gauripur BO | 📍 854116 | Pranpur | Branch Post Office |
| 1516 | Sundri | Chakmaka BO | 📍 854113 | Amdabad | Branch Post Office |
| 1517 | Suphi | Kabar BO | 📍 854115 | Barari | Branch Post Office |
| 1518 | Surajpokhar | Tangore BO | 📍 854116 | Azamnagar | Branch Post Office |
| 1519 | Sutator | Bathna BO | 📍 854317 | Barsoi | Branch Post Office |
| 1520 | T V Centre- Harijan | Katihar Bmp Camp SO | 📍 854106 | katihar | Post Office - PO |
| 1521 | Tahirpur | Salmari SO | 📍 855113 | Azamnagar | Post Office - PO |
| 1522 | Taiyabpur | Kurum BO | 📍 854317 | Kadwa | Branch Post Office |
| 1523 | Tajkhand | Jalki BO | 📍 855102 | Azamnagar | Branch Post Office |
| 1524 | Talho | Durgaganj SO | 📍 855105 | Kadwa | Post Office - PO |
| 1525 | Tapka | Katihar Mill SO | 📍 854107 | katihar | Post Office - PO |
| 1526 | Tarapur | Mathurapur BO | 📍 855102 | Barsoi | Branch Post Office |
| 1527 | Tarjana | Belwa BO | 📍 855107 | katihar | Branch Post Office |
| 1528 | Teachers colony | Katihar Bmp Camp SO | 📍 854106 | katihar | Post Office - PO |
| 1529 | Teghra | Salmari SO | 📍 855113 | Azamnagar | Post Office - PO |
| 1530 | Teghra | Teghra BO | 📍 855113 | Azamnagar | Branch Post Office |
| 1531 | Tehargaon | Gauripur BO | 📍 854116 | Pranpur | Branch Post Office |
| 1532 | Telgawan Milik | Binjee BO | 📍 854115 | Barari | Branch Post Office |
| 1533 | Telta | Telta BO | 📍 854317 | Balrampur | Branch Post Office |
| 1534 | Tengar | Tangore BO | 📍 854116 | Azamnagar | Branch Post Office |
| 1535 | Tengharia Milik | Tingahhia BO | 📍 854103 | Kursela | Branch Post Office |
| 1536 | Tengri | Teghra BO | 📍 855113 | Azamnagar | Branch Post Office |
| 1537 | Tetalia | Nimoul BO | 📍 855113 | Azamnagar | Branch Post Office |
| 1538 | Tetalia | Kurselababra BO | 📍 855113 | Kadwa | Branch Post Office |
| 1539 | Tetalia Kasht | Sagrath BO | 📍 855105 | Kadwa | Branch Post Office |
| 1540 | Tetarpur | Sagrath BO | 📍 855105 | Kadwa | Branch Post Office |
| 1541 | Tetihar | Salmari SO | 📍 855113 | Kadwa | Post Office - PO |
| 1542 | Tetla Dangi | Salmari SO | 📍 855113 | Azamnagar | Post Office - PO |
| 1543 | Thap Kaul Kalan | Bijaili BO | 📍 855114 | Dandkhora | Branch Post Office |
| 1544 | Thap Kaul Khurd | Bijaili BO | 📍 855114 | Dandkhora | Branch Post Office |
| 1545 | Theghwa | Kalsar BO | 📍 854337 | Hasanganj | Branch Post Office |
| 1546 | Thuti Pakar Dullahpur | Mahishal BO | 📍 854317 | Balrampur | Branch Post Office |
| 1547 | Tiarpara | Barsoighat SO | 📍 854317 | Barsoi | Post Office - PO |
| 1548 | Tiarpara | Nimoul BO | 📍 855113 | Azamnagar | Branch Post Office |
| 1549 | Tikaili | Dumaria BO | 📍 855114 | Dandkhora | Branch Post Office |
| 1550 | Tilas | Azamnagar BO | 📍 855113 | Azamnagar | Branch Post Office |