| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 451 | Bibipur Urf Rampurudeh | Bibipur BO | 📍 844111 | Paterhi Belsar | Branch Post Office |
| 452 | Biddupur | Bidupur Bazar SO | 📍 844503 | Bidupur | Post Office - PO |
| 453 | Bidupur | Balatand BO | 📍 844502 | Bidupur | Branch Post Office |
| 454 | Bidupur | Bidupur Bazar SO | 📍 844503 | Bidupur | Post Office - PO |
| 455 | Bidupur Bazar | Bidupur Bazar SO | 📍 844503 | Bidupur | Post Office - PO |
| 456 | Bidupur Bazar Kathaulia | Bidupur Bazar SO | 📍 844503 | Bidupur | Post Office - PO |
| 457 | Bidupur Dih | Bidupur Bazar SO | 📍 844503 | Bidupur | Post Office - PO |
| 458 | Bihari | Bhagwanpur SO Vaishali | 📍 844114 | Bhagwanpur | Post Office - PO |
| 459 | Bihari | Bithauli BO | 📍 844114 | Bhagwanpur | Branch Post Office |
| 460 | Bihari Gurdz | Bhagwanpur SO Vaishali | 📍 844114 | Bhagwanpur | Post Office - PO |
| 461 | Biharibad | Raghopur SO | 📍 844508 | Raghopur | Post Office - PO |
| 462 | Bihra | Inayatpur BO | 📍 844506 | Mahnar | Branch Post Office |
| 463 | Bihra | Mahnar SO | 📍 844506 | Mahnar | Post Office - PO |
| 464 | Bijalipur | Bhagwanpur SO Vaishali | 📍 844114 | Bhagwanpur | Post Office - PO |
| 465 | Bikathpur | Bakhari Supayan BO | 📍 844504 | Raja Pakar | Branch Post Office |
| 466 | Bikrampur | Sahdei Buzurg SO | 📍 844509 | Sahdai Buzurg | Post Office - PO |
| 467 | Bikrampur | Sarai Dhanesh BO | 📍 844509 | Sahdai Buzurg | Branch Post Office |
| 468 | Bilandpur | Dumari SO Vaishali | 📍 844116 | Raja Pakar | Post Office - PO |
| 469 | Bilandpur Dhandhua | Desari SO | 📍 844504 | Desri | Post Office - PO |
| 470 | Bilandpur Dhandhua | Dhandhua BO | 📍 844504 | Desri | Branch Post Office |
| 471 | Bilandpur Dhudhua | Dhandhua BO | 📍 844504 | Jandaha | Branch Post Office |
| 472 | Bindaban | Lalganj Vaishali SO | 📍 844121 | Lalganj | Post Office - PO |
| 473 | Biran Chak | Garjaul BO | 📍 844114 | Mahua | Branch Post Office |
| 474 | Biranchak | Bhagwanpur SO Vaishali | 📍 844114 | Bhagwanpur | Post Office - PO |
| 475 | Birmamath Urf Harnathpur Harna | Bibipur BO | 📍 844111 | Paterhi Belsar | Branch Post Office |
| 476 | Birna Lakhan Sen | Sarai SO | 📍 844125 | Raja Pakar | Post Office - PO |
| 477 | Birna Lakhansen | Birna Lakhan Sen BO | 📍 844125 | Raja Pakar | Branch Post Office |
| 478 | Biropur | Rajapakar SO | 📍 844124 | Raja Pakar | Post Office - PO |
| 479 | Birpur | Singhara SO | 📍 844126 | Mahua | Post Office - PO |
| 480 | Birpur | Raghopur SO | 📍 844508 | Raghopur | Post Office - PO |
| 481 | Birpur Nayatola | Jurawanpur Barari BO | 📍 844508 | Raghopur | Branch Post Office |
| 482 | Birpur Nayatola | Raghopur SO | 📍 844508 | Raghopur | Post Office - PO |
| 483 | Birra | Sarai SO | 📍 844125 | Raja Pakar | Post Office - PO |
| 484 | Bishahar Asthan Desari | Desari SO | 📍 844504 | Desri | Post Office - PO |
| 485 | Bishanpur | Kumar Bajitpur SO | 📍 843110 | Patepur | Post Office - PO |
| 486 | Bishanpur | Patepur SO | 📍 843114 | Patepur | Post Office - PO |
| 487 | Bishanpur | Basudeopur Chandel SO | 📍 844501 | Mahnar | Post Office - PO |
| 488 | Bishanpur | Khopi BO | 📍 844507 | Jandaha | Branch Post Office |
| 489 | Bishanpur | Mahnar Road Rs SO | 📍 844507 | Mahnar | Post Office - PO |
| 490 | Bishanpur | Raghopur SO | 📍 844508 | Raghopur | Post Office - PO |
| 491 | Bishanpur Bande | Bhagwanpur SO Vaishali | 📍 844114 | Bhagwanpur | Post Office - PO |
| 492 | Bishanpur Bande | Bishanpur Bande BO | 📍 844114 | Bhagwanpur | Branch Post Office |
| 493 | Bishanpur Bhagwan | Raghopur SO | 📍 844508 | Raghopur | Post Office - PO |
| 494 | Bishanpur Kakrahta | Sahdullpur Dhabouli BO | 📍 844502 | Bidupur | Branch Post Office |
| 495 | Bishanpur Kawa | Kawadid BO | 📍 843114 | Patepur | Branch Post Office |
| 496 | Bishanpur Kawa | Patepur SO | 📍 843114 | Patepur | Post Office - PO |
| 497 | Bishanpur Maligachhi | Singhara SO | 📍 844126 | Mahua | Post Office - PO |
| 498 | Bishanpur Maniyar | Raghopur SO | 📍 844508 | Raghopur | Post Office - PO |
| 499 | Bishanpur Nayatola | Raghopur SO | 📍 844508 | Raghopur | Post Office - PO |
| 500 | Bishanpur Sahdali | Raghopur SO | 📍 844508 | Raghopur | Post Office - PO |