| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 451 | Mahesh Bathna Khas | G.M.Bathna BO | 📍 855107 | Kishanganj | Branch Post Office |
| 452 | Mahesh Bathnakhas Milik | G.M.Bathna BO | 📍 855107 | Kishanganj | Branch Post Office |
| 453 | Mahiarpur | Kanalyabarihat BO | 📍 855107 | Kochadhamin | Branch Post Office |
| 454 | Mahogarh | Raipur BO | 📍 855107 | Pothia | Branch Post Office |
| 455 | Mahsul | Maria BO | 📍 855117 | Pothia | Branch Post Office |
| 456 | Mahua | Baigna BO | 📍 855101 | Terhagachh | Branch Post Office |
| 457 | Mahua | Dhanpatganj BO | 📍 855115 | Kochadhamin | Branch Post Office |
| 458 | Mahua Gachh | Baigna BO | 📍 855101 | Terhagachh | Branch Post Office |
| 459 | Majgaon | Kanalyabarihat BO | 📍 855107 | Kochadhamin | Branch Post Office |
| 460 | Majhok | Kishanganj SO | 📍 855107 | Kishanganj | Post Office - PO |
| 461 | Majkuri | Singhari BO | 📍 855115 | Kochadhamin | Branch Post Office |
| 462 | Makhan Pokhar | Mirjapur BO | 📍 855117 | Pothia | Branch Post Office |
| 463 | Makraha | Kansibarihat BO | 📍 855107 | Kochadhamin | Branch Post Office |
| 464 | Makraha | Dhanpatganj BO | 📍 855115 | Kochadhamin | Branch Post Office |
| 465 | Maldangi | Dhantola BO | 📍 855101 | Dighalbank | Branch Post Office |
| 466 | Malingaon | Powakhali BO | 📍 855108 | Thakurganj | Branch Post Office |
| 467 | Malmali | Karhabari BO | 📍 855101 | Dighalbank | Post Office - PO |
| 468 | Maltoli | Dhantola BO | 📍 855101 | Dighalbank | Branch Post Office |
| 469 | Mamubhagina | Chattar Gachhi BO | 📍 855117 | Pothia | Branch Post Office |
| 470 | Mangra | Mangura BO | 📍 855101 | Dighalbank | Branch Post Office |
| 471 | Mangur Jan | Poth RS BO | 📍 855117 | Pothia | Branch Post Office |
| 472 | Mangur Jon | Poth RS BO | 📍 855117 | Pothia | Branch Post Office |
| 473 | Maria | Maria BO | 📍 855117 | Pothia | Branch Post Office |
| 474 | Masidgarh Dargah | Modho BO | 📍 855115 | Kochadhamin | Branch Post Office |
| 475 | Masidgarh Milik | Bagalbari BO | 📍 855107 | Kochadhamin | Branch Post Office |
| 476 | Masidgarh Mohiuddinpur | Bagalbari BO | 📍 855107 | Kochadhamin | Branch Post Office |
| 477 | Masidgarh Pokharkona | Bagalbari BO | 📍 855107 | Kochadhamin | Branch Post Office |
| 478 | Mastalia | Kuttigola BO | 📍 855107 | Kochadhamin | Branch Post Office |
| 479 | Matiari | Matiari BO | 📍 855101 | Terhagachh | Branch Post Office |
| 480 | Maujidinga | B.B. Bharatpur BO | 📍 855108 | Thakurganj | Branch Post Office |
| 481 | Meda | Singhia BO | 📍 855107 | Kishanganj | Branch Post Office |
| 482 | Mehadipur | Haldikhora BO | 📍 855115 | Kochadhamin | Branch Post Office |
| 483 | Mehangaon | Chakla Ghat BO | 📍 855107 | Kishanganj | Branch Post Office |
| 484 | Meharganj | Kishanganj Bazar SO | 📍 855108 | Kishanganj | Post Office - PO |
| 485 | Mehengaon Milik | Chakla Ghat BO | 📍 855107 | Kishanganj | Branch Post Office |
| 486 | Mianpur | Baigna BO | 📍 855101 | Terhagachh | Branch Post Office |
| 487 | Miramani | Chattar Gachhi BO | 📍 855117 | Pothia | Branch Post Office |
| 488 | Mirpur B O | Mirpur BO | 📍 855115 | Kochadhamin | Branch Post Office |
| 489 | Mirzapur | Mirjapur BO | 📍 855117 | Pothia | Branch Post Office |
| 490 | Modati | Thakurganj SO | 📍 855116 | Thakurganj | Post Office - PO |
| 491 | Mohan Singh Gachh | Natuapara BO | 📍 855107 | Bahadurganj | Branch Post Office |
| 492 | Mohania | Poth RS BO | 📍 855117 | Pothia | Branch Post Office |
| 493 | Moharmari | Bagalbari BO | 📍 855107 | Kochadhamin | Branch Post Office |
| 494 | Moharmari Khurd | Bagalbari BO | 📍 855107 | Kochadhamin | Branch Post Office |
| 495 | Molingaon | Dhanpatganj BO | 📍 855115 | Kochadhamin | Branch Post Office |
| 496 | Molnapara | Poth RS BO | 📍 855117 | Pothia | Branch Post Office |
| 497 | Mosangaon | Dhanpatganj BO | 📍 855115 | Kochadhamin | Branch Post Office |
| 498 | Mujabari | Bagalbari BO | 📍 855107 | Kochadhamin | Branch Post Office |
| 499 | Muktaram Deori | Rupani BO | 📍 855101 | Bahadurganj | Branch Post Office |
| 500 | Mulabari | Dhantola BO | 📍 855101 | Dighalbank | Branch Post Office |