| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 601 | Harnagar | Belbari BO | 📍 855113 | Azamnagar | Branch Post Office |
| 602 | Harnar | Telta BO | 📍 854317 | Barsoi | Branch Post Office |
| 603 | Harnathpur | Sadapur BO | 📍 855113 | Kadwa | Branch Post Office |
| 604 | Harparshad | Mansahi BO | 📍 854103 | Mansahi | Branch Post Office |
| 605 | Harphara | Pranpur BO | 📍 854116 | Pranpur | Branch Post Office |
| 606 | Harpur | Bishanpurhariabhir BO | 📍 854115 | Korha | Branch Post Office |
| 607 | Harsua | Pranpur BO | 📍 854116 | Pranpur | Branch Post Office |
| 608 | Hartara | Bighor BO | 📍 854317 | Balrampur | Branch Post Office |
| 609 | Hasanganj | Hasanganj BO | 📍 854337 | Hasanganj | Branch Post Office |
| 610 | Haseli | Pirmokam BO | 📍 854114 | Falka | Branch Post Office |
| 611 | Haseli Milik | Pirmokam BO | 📍 854114 | Falka | Branch Post Office |
| 612 | Hat Balrampur | Hat Balrampur BO | 📍 855102 | Barsoi | Branch Post Office |
| 613 | Hat Baraul | Dhena Bagchhata BO | 📍 854116 | Azamnagar | Branch Post Office |
| 614 | Hathanpur | Manman BO | 📍 854317 | Barsoi | Branch Post Office |
| 615 | Hathia Ramna | Jhagruchak BO | 📍 854108 | Korha | Branch Post Office |
| 616 | Hathwara | Jhagruchak BO | 📍 854108 | Falka | Branch Post Office |
| 617 | Hati | Dhena Bagchhata BO | 📍 854116 | Azamnagar | Branch Post Office |
| 618 | Heatganj | Sisia BO | 📍 854108 | Korha | Branch Post Office |
| 619 | Hemkunj | Hemkunj BO | 📍 854113 | Amdabad | Branch Post Office |
| 620 | High School | Kuretha' BO | 📍 854107 | katihar | Branch Post Office |
| 621 | Hirdenagar Kant Nagar | Kant Nagar BO | 📍 854104 | Barari | Branch Post Office |
| 622 | Hospital | Kuretha' BO | 📍 854107 | katihar | Branch Post Office |
| 623 | Hundaili | Pranpur BO | 📍 854116 | Pranpur | Branch Post Office |
| 624 | Hura Hajra | Porla BO | 📍 855102 | Azamnagar | Branch Post Office |
| 625 | Husena | Bhandartal BO | 📍 854104 | Barari | Branch Post Office |
| 626 | Husenabad | Bhandartal BO | 📍 854104 | Barari | Branch Post Office |
| 627 | Ibrahimpur | Arihiana BO | 📍 855114 | Kadwa | Branch Post Office |
| 628 | Ichail | Arihiana BO | 📍 855114 | Kadwa | Branch Post Office |
| 629 | Imadpur | Barsoighat SO | 📍 854317 | Barsoi | Post Office - PO |
| 630 | Imamnagar | Siktia BO | 📍 855113 | Azamnagar | Branch Post Office |
| 631 | Imli Tola | Sahja BO | 📍 854107 | Pranpur | Branch Post Office |
| 632 | Indra puri | Katihar Bmp Camp SO | 📍 854106 | katihar | Post Office - PO |
| 633 | Istamrar Badh | Dumar BO | 📍 854104 | Kursela | Branch Post Office |
| 634 | Jabadpur | Shivananpur BO | 📍 855102 | Barsoi | Branch Post Office |
| 635 | Jabra | Dandkhora BO | 📍 855114 | Dandkhora | Branch Post Office |
| 636 | Jadopur | Arihiana BO | 📍 855114 | Kadwa | Branch Post Office |
| 637 | Jafarganj | Sirnia BO | 📍 854103 | Amdabad | Branch Post Office |
| 638 | Jafarpur | Khirdirpur BO | 📍 855102 | Barsoi | Branch Post Office |
| 639 | Jafarpur | Babhani BO | 📍 855105 | Kadwa | Branch Post Office |
| 640 | Jagannathpur | Sankola BO | 📍 855102 | Barsoi | Branch Post Office |
| 641 | Jagarnathpur | Hasanganj BO | 📍 854337 | Hasanganj | Branch Post Office |
| 642 | Jagdishpur | Jagdishpur BO | 📍 854115 | Barari | Branch Post Office |
| 643 | Jagdishpur | Semapur Factory SO | 📍 854115 | Barari | Post Office - PO |
| 644 | Jahangirpur | Siktia BO | 📍 855113 | Azamnagar | Branch Post Office |
| 645 | Jaharpur | Balupara BO | 📍 854317 | Barsoi | Branch Post Office |
| 646 | Jahikagachh | Siktia BO | 📍 855113 | Azamnagar | Branch Post Office |
| 647 | Jahirpur | Khirdirpur BO | 📍 855102 | Barsoi | Branch Post Office |
| 648 | Jaiprakash Nagar | Katihar Bmp Camp SO | 📍 854106 | katihar | Post Office - PO |
| 649 | Jaipura | Telta BO | 📍 854317 | Balrampur | Branch Post Office |
| 650 | Jaja | Kadwa BO | 📍 855114 | Kadwa | Branch Post Office |