| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 651 | Inarbarwaletiha | Telpur BO | 📍 845103 | Lauriya | Branch Post Office |
| 652 | Inarwa | Inarwa Bazar BO | 📍 845306 | Mainatanr | Branch Post Office |
| 653 | Inarwa Bazar | Mainatand SO | 📍 845306 | Mainatanr | Post Office - PO |
| 654 | Indarwa | Inarwa Bazar BO | 📍 845306 | Mainatanr | Branch Post Office |
| 655 | Indarwa | Sugaha Bhawanipur BO | 📍 845307 | Sikta | Branch Post Office |
| 656 | Indrapuri | Bettiah HO | 📍 845438 | Bettiah | Head Post Office - H |
| 657 | Itwa | Belsandi BO | 📍 845455 | Gaunaha | Branch Post Office |
| 658 | Jabdaul | Ashram Brindavan BO | 📍 845450 | Chanpatia | Branch Post Office |
| 659 | Jabka | Bhawal BO | 📍 845106 | Ramnagar | Branch Post Office |
| 660 | Jadochhapar | Chuhari SO | 📍 845450 | Chanpatia | Post Office - PO |
| 661 | Jadochhapar | Jado Chhapar BO | 📍 845450 | Chanpatia | Branch Post Office |
| 662 | Jagarnathpur | Jagarnathpur BO | 📍 845307 | Sikta | Branch Post Office |
| 663 | jagarnathpur | Jagarnath Pur BO | 📍 845459 | Nautan | Branch Post Office |
| 664 | Jagdammapur | Bhawanipur BO | 📍 845438 | Jogapatti | Branch Post Office |
| 665 | Jagdishpur | Jagdishpur SO West Champaran | 📍 845459 | Nautan | Post Office - PO |
| 666 | Jaimangalpur | Narkaiaganj SO | 📍 845455 | Narkatiaganj | Post Office - PO |
| 667 | Jaisinghpur | Shikarpur BO | 📍 845307 | Sikta | Branch Post Office |
| 668 | Jaitiya | Jaitia BO | 📍 845449 | Chanpatia | Branch Post Office |
| 669 | Jamadar Tola | Siswa Basantpur BO | 📍 845453 | Bagaha | Branch Post Office |
| 670 | Jamhauli | Gaunaha SO | 📍 845102 | Gaunaha | Branch Post Office |
| 671 | Jamunapur | Pharsahani BO | 📍 845105 | Sidhaw | Branch Post Office |
| 672 | Jamunia | Chandraha BO | 📍 845101 | Bagaha | Branch Post Office |
| 673 | Jamunia | Bhawal BO | 📍 845106 | Ramnagar | Branch Post Office |
| 674 | Jamunia | Barwa Ojha BO | 📍 845452 | Jogapatti | Branch Post Office |
| 675 | Jamunia | Gobraura BO | 📍 845453 | Lauriya | Branch Post Office |
| 676 | Jamunia | Anjua BO | 📍 845455 | Narkatiaganj | Branch Post Office |
| 677 | Jamunia | Jamunia BO | 📍 845455 | Gaunaha | Branch Post Office |
| 678 | Jamunia | Narkaiaganj SO | 📍 845455 | Narkatiaganj | Post Office - PO |
| 679 | Jamunia | Majharia Kisun BO | 📍 845459 | Nautan | Branch Post Office |
| 680 | Jamuniya | Chandraha BO | 📍 845101 | Bagaha | Branch Post Office |
| 681 | Jaralpur Dih | Jaralpur Dih BO | 📍 845452 | Jogapatti | Branch Post Office |
| 682 | Jarar | Sidhaw BO | 📍 845105 | Sidhaw | Branch Post Office |
| 683 | Jaria | Belwa Bahuari BO | 📍 845455 | Gaunaha | Branch Post Office |
| 684 | Jasauli | Siswa Bhangaha BO | 📍 845306 | Mainatanr | Branch Post Office |
| 685 | Jawahirpur | Lakhanpur BO | 📍 845453 | Lauriya | Branch Post Office |
| 686 | Jawkatia | Jawkatia BO | 📍 845454 | Majhaulia | Branch Post Office |
| 687 | Jhajhri | Gobarahia Done BO | 📍 845106 | Ramnagar | Branch Post Office |
| 688 | Jhakhara | Jhakhara BO | 📍 845459 | Nautan | Branch Post Office |
| 689 | Jhakhra | Baishakhawa BO | 📍 845307 | Sikta | Branch Post Office |
| 690 | Jhakhra | Dukhi Chhapar BO | 📍 845307 | Sikta | Branch Post Office |
| 691 | Jhakhra | Gopalpur BO | 📍 845307 | Sikta | Branch Post Office |
| 692 | Jhakhwanhi | Daunaha BO | 📍 845104 | Bhitaha | Branch Post Office |
| 693 | Jhanjhri | Ghorpakari BO | 📍 845306 | Mainatanr | Branch Post Office |
| 694 | Jhankaul | Murali BO | 📍 845103 | Bagaha | Branch Post Office |
| 695 | Jhankaul | Tarwalia BO | 📍 845105 | Sidhaw | Branch Post Office |
| 696 | Jharhar | Laxmipur Bherihari BO | 📍 845107 | Sidhaw | Branch Post Office |
| 697 | Jharharwa | Meghwal Mathia BO | 📍 845106 | Ramnagar | Branch Post Office |
| 698 | Jharharwa | Laxmipur Bherihari BO | 📍 845107 | Sidhaw | Branch Post Office |
| 699 | Jharjhar | Borwal BO | 📍 845105 | Bagaha | Branch Post Office |
| 700 | Jharmahui | Harinagar SO | 📍 845103 | Ramnagar | Post Office - PO |