| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 851 | Laukar | Chauhatta BO | 📍 845451 | Mainatanr | Branch Post Office |
| 852 | Laukaria | Laukariya BO | 📍 845438 | Bairia | Branch Post Office |
| 853 | Laukaria | Anjua BO | 📍 845455 | Narkatiaganj | Branch Post Office |
| 854 | Laukaria Jogapatti | Jogapatti SO | 📍 845452 | Jogapatti | Post Office - PO |
| 855 | Lauria | Lauriya SO | 📍 845453 | Lauriya | Post Office - PO |
| 856 | Lauriya | Lauriya SO | 📍 845453 | Lauriya | Post Office - PO |
| 857 | Laxmipur | Chuhari SO | 📍 845450 | Chanpatia | Post Office - PO |
| 858 | Laxmipur Bheriharwa | Valmiki Nagar SO | 📍 845107 | Bagaha | Post Office - PO |
| 859 | Lediharwa | Dumaria Estate BO | 📍 845103 | Narkatiaganj | Branch Post Office |
| 860 | Leduaphas Phaso | Bakuli BO | 📍 845105 | Sidhaw | Branch Post Office |
| 861 | Lilapatti | Shyampur Kotaraha BO | 📍 845459 | Nautan | Branch Post Office |
| 862 | Lipni | Pindari BO | 📍 845306 | Mainatanr | Branch Post Office |
| 863 | Lipni | Baswariya BO | 📍 845453 | Lauriya | Branch Post Office |
| 864 | Loharpatia | Bariarwa BO | 📍 845453 | Lauriya | Branch Post Office |
| 865 | Lohiaria | Jado Chhapar BO | 📍 845450 | Chanpatia | Branch Post Office |
| 866 | Luathaha | Dukhi Chhapar BO | 📍 845307 | Sikta | Branch Post Office |
| 867 | Luathaha | Jamunia BO | 📍 845455 | Gaunaha | Branch Post Office |
| 868 | Machhaha | Machhaha BO | 📍 845104 | Bhitaha | Branch Post Office |
| 869 | Machhaha | Madhubani SO | 📍 845104 | Thakrahan | Post Office - PO |
| 870 | Machhaha urf Dubaha | Machhaha BO | 📍 845104 | Bhitaha | Branch Post Office |
| 871 | Machhar Ganw | Machhargawan BO | 📍 845452 | Jogapatti | Branch Post Office |
| 872 | Machharganwa | Khadda BO | 📍 845438 | Bairia | Branch Post Office |
| 873 | Machharganwan | Khairpokhara BO | 📍 845105 | Sidhaw | Branch Post Office |
| 874 | Madanpur | Tinferia BO | 📍 845105 | Sidhaw | Branch Post Office |
| 875 | Madarahi | Harpur BO | 📍 845101 | Thakrahan | Branch Post Office |
| 876 | Madarpur | Chamukha BO | 📍 845452 | Jogapatti | Branch Post Office |
| 877 | Madhopur | Madhopur BO | 📍 845454 | Majhaulia | Branch Post Office |
| 878 | Madhopur | Amolwa BO | 📍 845455 | Gaunaha | Branch Post Office |
| 879 | Madhubani | Madhubani SO | 📍 845104 | Thakrahan | Post Office - PO |
| 880 | Madhubani | Bakhari Pachrukhia BO | 📍 845106 | Narkatiaganj | Branch Post Office |
| 881 | Madhuri | Marjadwa BO | 📍 845306 | Mainatanr | Branch Post Office |
| 882 | Maga Rahi | Mangrahari BO | 📍 845451 | Narkatiaganj | Branch Post Office |
| 883 | Maghariya | Borwal BO | 📍 845105 | Bagaha | Branch Post Office |
| 884 | Maguraha | Gaunaha SO | 📍 845102 | Gaunaha | Branch Post Office |
| 885 | Maguraha | Sabeya BO | 📍 845103 | Ramnagar | Branch Post Office |
| 886 | Mahajogin | Gaunaha SO | 📍 845102 | Gaunaha | Branch Post Office |
| 887 | Mahanagni | Mahna Gani BO | 📍 845438 | Majhaulia | Branch Post Office |
| 888 | Mahanawa | Rampurwa Mahanwa BO | 📍 845454 | Majhaulia | Branch Post Office |
| 889 | Mahdewa | Harnatar BO | 📍 845105 | Sidhaw | Branch Post Office |
| 890 | Maheshpur | Sigari Bigari BO | 📍 845106 | Ramnagar | Branch Post Office |
| 891 | Mahipur | Sirisia BO | 📍 845101 | Bagaha | Branch Post Office |
| 892 | Mahmadwa | Behari Bankatwa BO | 📍 845307 | Sikta | Branch Post Office |
| 893 | Mahodipur Tola Bhat | Chailabhar BO | 📍 845454 | Majhaulia | Branch Post Office |
| 894 | Mahodipur Tola Bhat | Majhaulia Rs SO | 📍 845454 | Majhaulia | Post Office - PO |
| 895 | Mahuar | Tarwalia BO | 📍 845105 | Sidhaw | Branch Post Office |
| 896 | Mahuawa | Sisai BO | 📍 845104 | Madhubani | Branch Post Office |
| 897 | Mahuawa | Harnatar BO | 📍 845105 | Sidhaw | Branch Post Office |
| 898 | Mahuawa | Marjadwa BO | 📍 845306 | Mainatanr | Branch Post Office |
| 899 | Mahuawa | Ashram Brindavan BO | 📍 845450 | Chanpatia | Branch Post Office |
| 900 | Mahuawa | Narkaiaganj SO | 📍 845455 | Narkatiaganj | Post Office - PO |