| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 501 | Dih Jagarnathpur | Amolwa BO | 📍 845455 | Gaunaha | Branch Post Office |
| 502 | Dihi | Jaralpur Dih BO | 📍 845452 | Jogapatti | Branch Post Office |
| 503 | Dodusahia Padri | Gonauli BO | 📍 845438 | Bettiah | Branch Post Office |
| 504 | Dokhni | Serwa Done BO | 📍 845106 | Ramnagar | Branch Post Office |
| 505 | Domat | Gaunaha SO | 📍 845102 | Gaunaha | Branch Post Office |
| 506 | Donwar Kalan | Barwa Ojha BO | 📍 845452 | Jogapatti | Branch Post Office |
| 507 | Donwar Khurd | Barwa Ojha BO | 📍 845452 | Jogapatti | Branch Post Office |
| 508 | Dubaulia | Lakhanpur BO | 📍 845453 | Lauriya | Branch Post Office |
| 509 | Dubauliya | Meghwal Mathia BO | 📍 845106 | Ramnagar | Branch Post Office |
| 510 | Dudha | Dhokharaha BO | 📍 845454 | Majhaulia | Branch Post Office |
| 511 | Dudha | Ratanmala Mathia BO | 📍 845454 | Majhaulia | Branch Post Office |
| 512 | Dudha Chaturi | Dhokharaha BO | 📍 845454 | Majhaulia | Branch Post Office |
| 513 | Dudhaura | Tinferia BO | 📍 845105 | Sidhaw | Branch Post Office |
| 514 | Dudhaura | Damrapur BO | 📍 845451 | Mainatanr | Branch Post Office |
| 515 | Dudhiawa | Dudhiawa BO | 📍 845452 | Jogapatti | Branch Post Office |
| 516 | Dularpatti | Puraina BO | 📍 845452 | Jogapatti | Branch Post Office |
| 517 | Dumari | Madhubani SO | 📍 845104 | Thakrahan | Post Office - PO |
| 518 | Dumaria | Dumaria Estate BO | 📍 845103 | Narkatiaganj | Branch Post Office |
| 519 | Dumaria | Pakhanaha Bazar BO | 📍 845438 | Bairia | Branch Post Office |
| 520 | Dumaria | Jamunia BO | 📍 845455 | Gaunaha | Branch Post Office |
| 521 | Dumaria Estate | Dumaria Estate BO | 📍 845103 | Ramnagar | Branch Post Office |
| 522 | Dumaria Estate | Harinagar SO | 📍 845103 | Ramnagar | Post Office - PO |
| 523 | Dumdumuwa | Sathi BO | 📍 845449 | Lauriya | Branch Post Office |
| 524 | Dumdumwa | Sathi BO | 📍 845449 | Lauriya | Branch Post Office |
| 525 | Dumra | Dumara BO | 📍 845453 | Lauriya | Branch Post Office |
| 526 | Dumra | Belsandi BO | 📍 845455 | Gaunaha | Branch Post Office |
| 527 | Dumri | Gaunaha SO | 📍 845102 | Gaunaha | Branch Post Office |
| 528 | Dumri | Bagahi BO | 📍 845103 | Ramnagar | Branch Post Office |
| 529 | Dumri | Dumari BO | 📍 845104 | Piprasi | Branch Post Office |
| 530 | Dumri | Naurangia BO | 📍 845105 | Sidhaw | Branch Post Office |
| 531 | Dumri | Dumari Bazar BO | 📍 845452 | Jogapatti | Branch Post Office |
| 532 | Durgaulia | Mangrahari BO | 📍 845451 | Narkatiaganj | Branch Post Office |
| 533 | Ekdari Mangalpur | Behari Bankatwa BO | 📍 845307 | Sikta | Branch Post Office |
| 534 | Ekdarwa | Jamunia BO | 📍 845455 | Gaunaha | Branch Post Office |
| 535 | Ekderwa | Bargaon BO | 📍 845101 | Bagaha | Branch Post Office |
| 536 | Ekwa | Bhikhana Thori BO | 📍 845455 | Gaunaha | Branch Post Office |
| 537 | Fajihatwa | Bakulahar Math BO | 📍 845449 | Chanpatia | Branch Post Office |
| 538 | Fatehpur | Jogapatti SO | 📍 845452 | Jogapatti | Post Office - PO |
| 539 | Gaghalwa | Lagunaha BO | 📍 845101 | Bagaha | Branch Post Office |
| 540 | Gahiri | Victoria Mission BO | 📍 845459 | Nautan | Branch Post Office |
| 541 | Gaighati | Chandraha BO | 📍 845101 | Bagaha | Branch Post Office |
| 542 | Gajna | Jaralpur Dih BO | 📍 845452 | Jogapatti | Branch Post Office |
| 543 | Gambhirpur | Gambhirpur BO | 📍 845438 | Bairia | Branch Post Office |
| 544 | Gamharia | Chauhatta BO | 📍 845451 | Mainatanr | Branch Post Office |
| 545 | Gamharia | Belsandi BO | 📍 845455 | Gaunaha | Branch Post Office |
| 546 | Gamharia Birnagar | Sugaha Bhawanipur BO | 📍 845307 | Sikta | Branch Post Office |
| 547 | Gamharia Jainagar | Sugaha Bhawanipur BO | 📍 845307 | Sikta | Branch Post Office |
| 548 | Gandhariya | Bakuli BO | 📍 845105 | Sidhaw | Branch Post Office |
| 549 | Ganeshpur | Gopalpur BO | 📍 845307 | Sikta | Branch Post Office |
| 550 | Garahia | Harpur BO | 📍 845101 | Bagaha | Branch Post Office |