| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 801 | Maheshpur Talthoka | Bishanpurjicho BO | 📍 813210 | Goradih | Branch Post Office |
| 802 | Maheslitti | Chazabargaon BO | 📍 812006 | Shahkund | Branch Post Office |
| 803 | Mahespur | Danda Bazar BO | 📍 812005 | Jagdishpur | Branch Post Office |
| 804 | Mahespur | Mirjanhat SO | 📍 812005 | Jagdishpur | Post Office - PO |
| 805 | Mahespur | Sahjadpur BO | 📍 813108 | Jagdishpur | Branch Post Office |
| 806 | Mahgawan | Karia BO | 📍 813204 | Colgong | Branch Post Office |
| 807 | Mahgawan Milik | Karia BO | 📍 813204 | Colgong | Branch Post Office |
| 808 | Mahhammadpur | Bahadurpur BO | 📍 813210 | Nathnagar | Branch Post Office |
| 809 | Mahiawan | Mahiama BO | 📍 813205 | Sonhaula | Branch Post Office |
| 810 | Mahiuddinpur | Nayagaon BO | 📍 813104 | Sultanganj | Branch Post Office |
| 811 | Mahuachak | Chhotonaki BO | 📍 813204 | Sonhaula | Branch Post Office |
| 812 | Maidachak | Tetripakra BO | 📍 853204 | Naugachhia | Branch Post Office |
| 813 | Maidachak | Mauiamore BO | 📍 853204 | Naugachhia | Branch Post Office |
| 814 | Majhauna Arazi | Ghogha SO | 📍 813205 | Goradih | Post Office - PO |
| 815 | Majhli | Hathiyok BO | 📍 813213 | Sultanganj | Branch Post Office |
| 816 | Majlispur | Pathak BO | 📍 813204 | Sonhaula | Branch Post Office |
| 817 | Majrohi | Sahkund SO | 📍 813108 | Shahkund | Post Office - PO |
| 818 | Majrohi | Pripainti SO | 📍 813209 | Pirpainti | Post Office - PO |
| 819 | Makanpur | Champanagar SO | 📍 812004 | Shahkund | Post Office - PO |
| 820 | Makanpur | Ranuchakmakandpur BO | 📍 812004 | Nathnagar | Branch Post Office |
| 821 | Makanpur | Ghogha SO | 📍 813205 | Sonhaula | Post Office - PO |
| 822 | Makanpur | Srighia Makandpur BO | 📍 853204 | Gopalpur | Branch Post Office |
| 823 | Makaspur | Kahalgaon SO | 📍 813203 | Colgong | Post Office - PO |
| 824 | Makdumpur | Jagdishpur SO Bhagalpur | 📍 813105 | Jagdishpur | Post Office - PO |
| 825 | Makhajan | Sabour SO | 📍 813210 | Sabour | Post Office - PO |
| 826 | Makranpur | Pripainti SO | 📍 813209 | Pirpainti | Post Office - PO |
| 827 | Maksuspur | Baluachak BO | 📍 812005 | Jagdishpur | Branch Post Office |
| 828 | Maksuspur | Khiribandha BO | 📍 812005 | Jagdishpur | Branch Post Office |
| 829 | Makunpur | Ranuchakmakandpur BO | 📍 812004 | Nathnagar | Branch Post Office |
| 830 | Malakpur Nainsukhunagar | Mathurapur SO Bhagalpur | 📍 813222 | Colgong | Post Office - PO |
| 831 | Malangachak | Pithna BO | 📍 813210 | Goradih | Branch Post Office |
| 832 | Malchhatta | Prasasthdih BO | 📍 813205 | Goradih | Branch Post Office |
| 833 | Malchhatta Englis | Prasasthdih BO | 📍 813205 | Goradih | Branch Post Office |
| 834 | Malikpur | Chazabargaon BO | 📍 812006 | Shahkund | Branch Post Office |
| 835 | Malpur | Mohanpur BO | 📍 853204 | Gopalpur | Branch Post Office |
| 836 | Mamlakha | Mamallkha BO | 📍 813210 | Sabour | Branch Post Office |
| 837 | Mangachak | Mangachak BO | 📍 813205 | Sonhaula | Branch Post Office |
| 838 | Maniarpur | Chandrabhanpur BO | 📍 812006 | Nathnagar | Branch Post Office |
| 839 | Maniarpur Chaur | Chandrabhanpur BO | 📍 812006 | Nathnagar | Branch Post Office |
| 840 | Maniarpur Dhankundi | Fatehpur BO | 📍 812004 | Nathnagar | Branch Post Office |
| 841 | Maniarpur Kita urf Rauri | Chaknathu BO | 📍 813204 | Shahkund | Branch Post Office |
| 842 | Manihari | Lakhanpur BO | 📍 813201 | Sultanganj | Branch Post Office |
| 843 | Manik Pur Buzurg | Rataupurmaikpur BO | 📍 813108 | Shahkund | Branch Post Office |
| 844 | Manikpur | Mirjanhat SO | 📍 812005 | Jagdishpur | Post Office - PO |
| 845 | Manikpur | Pripainti SO | 📍 813209 | Pirpainti | Post Office - PO |
| 846 | Manikpur Khurd | Jahagira BO | 📍 813213 | Shahkund | Branch Post Office |
| 847 | Manipur | Udhadih BO | 📍 813213 | Sultanganj | Branch Post Office |
| 848 | Manjar Chak | Sahkund SO | 📍 813108 | Shahkund | Post Office - PO |
| 849 | Manoharpur | Sahjadpur BO | 📍 813108 | Nathnagar | Branch Post Office |
| 850 | Mansarkita | Ekchari SO | 📍 813204 | Sonhaula | Post Office - PO |