| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 701 | Kusahi | Manikpur BO | 📍 802128 | Rajpur | Branch Post Office |
| 702 | Kusalpur | Nenua BO | 📍 802119 | Dumraon | Branch Post Office |
| 703 | Kushahi | Kukurahan BO | 📍 802123 | Itarhi | Branch Post Office |
| 704 | Kusrupa | Sarenja BO | 📍 802114 | Chausa | Branch Post Office |
| 705 | Lachhmanpur | Boksa BO | 📍 802103 | Buxar | Branch Post Office |
| 706 | Lachhmipur | Kamarpur BO | 📍 802102 | Buxar | Branch Post Office |
| 707 | Lachhmipur | Asha Parari BO | 📍 802135 | Simri | Branch Post Office |
| 708 | Lahana | Khandricha BO | 📍 802126 | Dumraon | Branch Post Office |
| 709 | Lakhan Dehra | Lakhandihara BO | 📍 802119 | Dumraon | Branch Post Office |
| 710 | Lakhma | Chaubey Ke Prasia BO | 📍 802128 | Rajpur | Branch Post Office |
| 711 | Lakhrawan | Keshopur BO | 📍 802113 | Simri | Branch Post Office |
| 712 | Lakri | Keshopur BO | 📍 802113 | Simri | Branch Post Office |
| 713 | Lakshmipur | Sukarwalia BO | 📍 802114 | Itarhi | Branch Post Office |
| 714 | Lala Chak | Manikpur BO | 📍 802128 | Rajpur | Branch Post Office |
| 715 | Lalganj | Nadaoan BO | 📍 802103 | Buxar | Branch Post Office |
| 716 | Lalsagar | Mahdah BO | 📍 802103 | Buxar | Branch Post Office |
| 717 | Lalu Chak | Moharihan BO | 📍 802128 | Rajpur | Branch Post Office |
| 718 | Larai | Karhshi BO | 📍 802102 | Buxar | Branch Post Office |
| 719 | Laropur | Kamarpur BO | 📍 802102 | Buxar | Branch Post Office |
| 720 | Liladharpur | Parasia BO | 📍 802111 | Chakki | Branch Post Office |
| 721 | Lodhas | Bikaram English BO | 📍 802117 | Itarhi | Branch Post Office |
| 722 | Lodipur | Chaubey Ke Prasia BO | 📍 802128 | Rajpur | Branch Post Office |
| 723 | Lohandi | Kukurahan BO | 📍 802123 | Itarhi | Branch Post Office |
| 724 | Lohsar | Naya Bhojpur BO | 📍 802133 | Dumraon | Branch Post Office |
| 725 | Lokpur | Karsar BO | 📍 802129 | Nawanagar | Branch Post Office |
| 726 | Lugra Sugra | Deoria BO | 📍 802122 | Rajpur | Branch Post Office |
| 727 | Madan Dehra | Bikaram English BO | 📍 802117 | Itarhi | Branch Post Office |
| 728 | Madanchaura | Saisar Ganghari BO | 📍 802117 | Rajpur | Branch Post Office |
| 729 | Madanpura | Kamarpur BO | 📍 802102 | Buxar | Branch Post Office |
| 730 | Madhopur | Chunni BO | 📍 802114 | Chausa | Branch Post Office |
| 731 | Madhubani | Banni BO | 📍 802128 | Rajpur | Branch Post Office |
| 732 | Madhukara | Raghunathpur SO Buxar | 📍 802134 | Barhampur | Post Office - PO |
| 733 | Mage Dehri | Manikpur BO | 📍 802128 | Rajpur | Branch Post Office |
| 734 | Mahadewpur | Manikpur BO | 📍 802128 | Rajpur | Branch Post Office |
| 735 | Mahamadpur | Unwas BO | 📍 802123 | Itarhi | Branch Post Office |
| 736 | Maharajganj | Deokuli BO | 📍 802112 | Barhampur | Branch Post Office |
| 737 | Mahaur Naubara | Mahuar BO | 📍 802112 | Chakki | Branch Post Office |
| 738 | Mahdah | Mahdah BO | 📍 802103 | Buxar | Branch Post Office |
| 739 | Mahdewa | Chunni BO | 📍 802114 | Chausa | Branch Post Office |
| 740 | Mahes Dehra | Rasen BO | 📍 802128 | Rajpur | Branch Post Office |
| 741 | Mahila | Bashudhar BO | 📍 802123 | Itarhi | Branch Post Office |
| 742 | Mahila | Kukurahan BO | 📍 802123 | Itarhi | Branch Post Office |
| 743 | Mahila | Mahila BO | 📍 802123 | Itarhi | Branch Post Office |
| 744 | Mahmudpur | Kamarpur BO | 📍 802102 | Buxar | Branch Post Office |
| 745 | Mahrauli | Dumari SO Buxar | 📍 802120 | Simri | Post Office - PO |
| 746 | Mahuar | Mahuar BO | 📍 802112 | Barhampur | Branch Post Office |
| 747 | Mahuari | Chunni BO | 📍 802114 | Chausa | Branch Post Office |
| 748 | Mahuari | Karsar BO | 📍 802129 | Nawanagar | Branch Post Office |
| 749 | Majhari Naubarar Unsurveyed | Kamarpur BO | 📍 802102 | Buxar | Branch Post Office |
| 750 | Majharia | Majharia BO | 📍 802116 | Buxar | Branch Post Office |