| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 501 | Lolokhur | Kuari SO | 📍 854332 | Kursakatta | Post Office - PO |
| 502 | Lutraha Bari | Pachira BO | 📍 854334 | Raniganj | Branch Post Office |
| 503 | Luxami Pur | Nawabganj SO Araria | 📍 854336 | Narpatganj | Post Office - PO |
| 504 | Machhaila | Chokta BO | 📍 854325 | Jokihat | Branch Post Office |
| 505 | Madanpur | Madanpur SO Araria | 📍 854333 | Araria | Post Office - PO |
| 506 | Madarsa Road | Jogbani SO | 📍 854328 | Forbesganj | Post Office - PO |
| 507 | Madhail | Balua Deorhi BO | 📍 854311 | Palasi | Branch Post Office |
| 508 | Madhepura | Koskapur BO | 📍 854318 | Raniganj | Branch Post Office |
| 509 | madhopada | Araria Bairgachhi BO | 📍 854311 | Araria | Branch Post Office |
| 510 | Madhubani | Sonapur Bazar BO | 📍 854316 | Narpatganj | Branch Post Office |
| 511 | Madhura | Tiraskund BO | 📍 854318 | Forbesganj | Branch Post Office |
| 512 | Madhura | Madhura BO | 📍 854335 | Narpatganj | Branch Post Office |
| 513 | Mahachanda | Koskapur BO | 📍 854318 | Forbesganj | Branch Post Office |
| 514 | Mahadeokol | Gamharia BO | 📍 854333 | Palasi | Branch Post Office |
| 515 | Mahadewa | Patharbari BO | 📍 854329 | Jokihat | Branch Post Office |
| 516 | Mahalgaon | Mahalgaon BO | 📍 854325 | Jokihat | Branch Post Office |
| 517 | Mahasaili Gidhwas | Mahsail BO | 📍 854312 | Raniganj | Branch Post Office |
| 518 | Mahesh Khunt | Haldarhat BO | 📍 854331 | Kursakatta | Branch Post Office |
| 519 | MaheshKhunt Jagir | Haldarhat BO | 📍 854331 | Kursakatta | Branch Post Office |
| 520 | Maheshpatti | Pithotra BO | 📍 854335 | Narpatganj | Branch Post Office |
| 521 | Mahisakol | Bansbari BO | 📍 854311 | Araria | Branch Post Office |
| 522 | Mahjaili | Gairki BO | 📍 854311 | Jokihat | Branch Post Office |
| 523 | Mahsaili | Mahsail BO | 📍 854312 | Raniganj | Branch Post Office |
| 524 | Mahthawa Bazar | Maryganj SO | 📍 854334 | Raniganj | Post Office - PO |
| 525 | Maigara | Megra Mehndipur BO | 📍 854331 | Kursakatta | Branch Post Office |
| 526 | Main Road Jogbani | Jogbani SO | 📍 854328 | Forbesganj | Post Office - PO |
| 527 | Maina | Mainahat BO | 📍 854329 | Palasi | Branch Post Office |
| 528 | mainapur | Araria Bairgachhi BO | 📍 854311 | Araria | Branch Post Office |
| 529 | mainapur idgah | Araria Bairgachhi BO | 📍 854311 | Araria | Branch Post Office |
| 530 | Majgawan | Gaiyari BO | 📍 854311 | Jokihat | Branch Post Office |
| 531 | majhua | Araria Bairgachhi BO | 📍 854311 | Araria | Branch Post Office |
| 532 | Majhua | Balua Deorhi BO | 📍 854311 | Palasi | Branch Post Office |
| 533 | Majhua | Tiraskund BO | 📍 854318 | Forbesganj | Branch Post Office |
| 534 | Majhua | Maujaha BO | 📍 854334 | Raniganj | Branch Post Office |
| 535 | Majkuri | Rajokhar BO | 📍 854312 | Araria | Branch Post Office |
| 536 | Majlispur | Palasi BO | 📍 854333 | Palasi | Branch Post Office |
| 537 | Majrahi Chakla | Birnagar BO | 📍 854102 | Bhargama | Branch Post Office |
| 538 | Majrakh | Amgachhi BO | 📍 854332 | Sikti | Branch Post Office |
| 539 | Mal Parasi | Chikanighat BO | 📍 854331 | Kursakatta | Branch Post Office |
| 540 | Malchhari | Dalmalpur BO | 📍 854329 | Jokihat | Branch Post Office |
| 541 | Maldoar | Maldwar BO | 📍 854333 | Palasi | Branch Post Office |
| 542 | Maldwar B O | Maldwar BO | 📍 854333 | Palasi | Branch Post Office |
| 543 | Malharia | Chirah BO | 📍 854311 | Jokihat | Branch Post Office |
| 544 | Malhepura | Koskapur BO | 📍 854318 | Raniganj | Branch Post Office |
| 545 | Manbodhtanda | Kankhudia BO | 📍 854333 | Palasi | Branch Post Office |
| 546 | Mandal Tola | Bhawanipur BO | 📍 854336 | Narpatganj | Branch Post Office |
| 547 | Mangen Paswan Tola | Bhawanipur BO | 📍 854336 | Narpatganj | Branch Post Office |
| 548 | manikpur | Araria Bairgachhi BO | 📍 854311 | Araria | Branch Post Office |
| 549 | Manikpur | Manikpur BO | 📍 854336 | Narpatganj | Branch Post Office |
| 550 | Manikpur Halhalia | Simraha BO | 📍 854318 | Forbesganj | Branch Post Office |