| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 551 | Harpur Madi | Haripur Madi BO | 📍 854202 | Banmankhi | Branch Post Office |
| 552 | Harpur Madi Milik | Banmankhi SO | 📍 854202 | Banmankhi | Post Office - PO |
| 553 | Harpur Madi Milik | Haripur Dak BO | 📍 854318 | Banmankhi | Branch Post Office |
| 554 | Harrahi | Harirahi BO | 📍 854203 | Barhara | Branch Post Office |
| 555 | Harrahi Milik | Harirahi BO | 📍 854203 | Barhara | Branch Post Office |
| 556 | Harrampur | Baisi SO | 📍 854315 | Baisi | Post Office - PO |
| 557 | Hathi Bandha | Baisi SO | 📍 854315 | Baisi | Post Office - PO |
| 558 | Hatuabhana | Sontha SO | 📍 855115 | Baisa | Post Office - PO |
| 559 | Hemai Patti | Dhamdaha SO | 📍 854205 | Dhamdaha | Post Office - PO |
| 560 | Hemai Patti urf Kukraun | Amarikukroan BO | 📍 854205 | Dhamdaha | Branch Post Office |
| 561 | Hijli | Asja Mobaiya BO | 📍 854315 | Baisa | Branch Post Office |
| 562 | Himtiarpur | Bhogabhatgama BO | 📍 854337 | Purnia East | Branch Post Office |
| 563 | Hingu | Sontha SO | 📍 855115 | Baisa | Post Office - PO |
| 564 | Hiradhar | Harda BO | 📍 854303 | Purnia East | Branch Post Office |
| 565 | Hisla | Baisi SO | 📍 854315 | Baisi | Post Office - PO |
| 566 | Housing Colony | Purnea Chowk SO | 📍 854304 | Purnia East | Post Office - PO |
| 567 | Ichalo | Mahalbari BO | 📍 854326 | Dagarua | Branch Post Office |
| 568 | Ikra | Tolikola BO | 📍 854330 | Amour | Branch Post Office |
| 569 | Ikra Istamrar | Tolikola BO | 📍 854330 | Amour | Branch Post Office |
| 570 | Imlakh | Dobha BO | 📍 854204 | Rupauli | Branch Post Office |
| 571 | Islampur | Kharaiya BO | 📍 854315 | Amour | Branch Post Office |
| 572 | Isruil | Bhogabhatgama BO | 📍 854337 | Purnia East | Branch Post Office |
| 573 | Itahari | Chandardai BO | 📍 854312 | Dhamdaha | Branch Post Office |
| 574 | Jabar | Sourajabar BO | 📍 854315 | Dagarua | Branch Post Office |
| 575 | Jabe | Jabe BO | 📍 854204 | Bhawanipur | Branch Post Office |
| 576 | Jagadal | Dhanpatganj BO | 📍 855115 | Baisa | Branch Post Office |
| 577 | Jagaili | Jageli BO | 📍 854304 | Kasba | Branch Post Office |
| 578 | Jagani | Banaili SO | 📍 854201 | Krityanand Nagar | Post Office - PO |
| 579 | Jagni Jagarnathpur | Banaili SO | 📍 854201 | Krityanand Nagar | Post Office - PO |
| 580 | Jagni Milik | Banaili SO | 📍 854201 | Krityanand Nagar | Post Office - PO |
| 581 | Jagni Milik | Sarsi SO | 📍 854306 | Krityanand Nagar | Post Office - PO |
| 582 | Jagnnathpur | Banaili SO | 📍 854201 | Krityanand Nagar | Post Office - PO |
| 583 | Jahangirpur | Begampur BO | 📍 854330 | Jalalgarh | Branch Post Office |
| 584 | Jahanpur | Sadipur Butha BO | 📍 854315 | Baisi | Branch Post Office |
| 585 | Jaikrishnapur Katha | Banaili SO | 📍 854201 | Krityanand Nagar | Post Office - PO |
| 586 | Jaimangla | Banaili SO | 📍 854201 | Krityanand Nagar | Post Office - PO |
| 587 | Jainagra | Barhara Kothi SO | 📍 854203 | Barhara | Post Office - PO |
| 588 | Jairampur | Baisi SO | 📍 854315 | Baisa | Post Office - PO |
| 589 | Jalal Pundale | Baisi SO | 📍 854315 | Baisi | Post Office - PO |
| 590 | Jalalgarh | Jalalgarh SO | 📍 854327 | Jalalgarh | Post Office - PO |
| 591 | Jalkar | Amour BO | 📍 854315 | Amour | Branch Post Office |
| 592 | Jalkar | Baraidagah BO | 📍 854330 | Kasba | Branch Post Office |
| 593 | Jamira | Tarauna BO | 📍 854327 | Amour | Branch Post Office |
| 594 | Jankinagar | Tetrahi BO | 📍 854102 | Banmankhi | Branch Post Office |
| 595 | Japharpur | Dagarua Hat BO | 📍 854326 | Dagarua | Branch Post Office |
| 596 | Jaswa | Dagarua Hat BO | 📍 854326 | Dagarua | Branch Post Office |
| 597 | Jhangar Tola | Jankinagar BO | 📍 854102 | Banmankhi | Branch Post Office |
| 598 | Jhauwa | Dagarua Hat BO | 📍 854326 | Dagarua | Branch Post Office |
| 599 | Jholighat | Chopra Ram Nagar SO | 📍 854102 | Banmankhi | Post Office - PO |
| 600 | Jhuni | Garhiyabalua BO | 📍 854304 | Srinagar | Branch Post Office |