| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 1501 | Mohanian | Sheosagar SO | 📍 821111 | Sheosagar | Post Office - PO |
| 1502 | Mohanpur | Mohanpur BO | 📍 802212 | Karakat | Branch Post Office |
| 1503 | Mohanpur | Barhutikala BO | 📍 821107 | Kochas | Branch Post Office |
| 1504 | Mohanpur | Silari BO | 📍 821111 | Sheosagar | Branch Post Office |
| 1505 | Mokar | Mokar BO | 📍 821113 | Sasaram | Branch Post Office |
| 1506 | Mominpur | Silari BO | 📍 821111 | Sheosagar | Branch Post Office |
| 1507 | Mominpur Tola | Rajandih BO | 📍 802219 | Rajpur | Branch Post Office |
| 1508 | Mor | Sarai BO | 📍 821113 | Sheosagar | Branch Post Office |
| 1509 | Morauna | Durgadi BO | 📍 802212 | Bikramganj | Branch Post Office |
| 1510 | Morekalan | Nahauna BO | 📍 821305 | Sasaram | Branch Post Office |
| 1511 | Morikap | Nad BO | 📍 821113 | Sasaram | Branch Post Office |
| 1512 | Mosahebpur | Samardihan BO | 📍 821113 | Sasaram | Branch Post Office |
| 1513 | Motha | Motha BO | 📍 802212 | Bikramganj | Branch Post Office |
| 1514 | Moti Tola | Khirion BO | 📍 821310 | Nasriganj | Branch Post Office |
| 1515 | Motihari | Sioruan BO | 📍 802220 | Sanjhauli | Branch Post Office |
| 1516 | Motinagar | Pahleza BO | 📍 821305 | Dehri | Branch Post Office |
| 1517 | Mouna Tola | Meari Bazar SO | 📍 802217 | Nokha | Post Office - PO |
| 1518 | Mugra V | Chandarkaihti BO | 📍 821104 | Chenari | Branch Post Office |
| 1519 | Mujan | Sisirita BO | 📍 802217 | Nokha | Branch Post Office |
| 1520 | Mukhiya Ka Tola | Saraon BO | 📍 802218 | Dinara | Branch Post Office |
| 1521 | Mukhiya Tola | Gara BO | 📍 821112 | Kochas | Branch Post Office |
| 1522 | Muktiganj | Jonhi BO | 📍 802212 | Bikramganj | Branch Post Office |
| 1523 | Mukundpur | Dharkandha BO | 📍 802218 | Dinara | Branch Post Office |
| 1524 | Munjee | Munji BO | 📍 802212 | Karakat | Branch Post Office |
| 1525 | Munji | Munji BO | 📍 802212 | Karakat | Branch Post Office |
| 1526 | Munriar | Muriyar BO | 📍 821301 | Akorhi Gola | Branch Post Office |
| 1527 | Munshi Dehri | Natwar SO | 📍 802218 | Dinara | Post Office - PO |
| 1528 | Mura | Dinara SO Rohtas | 📍 802213 | Dinara | Post Office - PO |
| 1529 | Muradabad | Muradabad BO | 📍 821113 | Sasaram | Branch Post Office |
| 1530 | Murat Tola | Dawath SO | 📍 802226 | Dawath | Post Office - PO |
| 1531 | Murhi | Darigaon BO | 📍 821113 | Sasaram | Branch Post Office |
| 1532 | Murlipur | Nishan Nagar Baddi BO | 📍 821113 | Sasaram | Branch Post Office |
| 1533 | Musai Tola | Akorhi Bazar SO | 📍 821301 | Akorhi Gola | Post Office - PO |
| 1534 | Musan Tola | Sikarian Ultenganj BO | 📍 821310 | Sasaram | Branch Post Office |
| 1535 | Mushuka Tola | Darihat SO | 📍 821306 | Dehri | Post Office - PO |
| 1536 | Mustafapur | Jigana BO | 📍 802213 | Dinara | Branch Post Office |
| 1537 | Muswat | Saraon BO | 📍 802218 | Dinara | Branch Post Office |
| 1538 | Nachania | Rajandih BO | 📍 802219 | Rajpur | Branch Post Office |
| 1539 | Nad | Bad BO | 📍 802214 | Karakat | Branch Post Office |
| 1540 | Nad | Nad BO | 📍 821113 | Sasaram | Branch Post Office |
| 1541 | Nad BO | Nad BO | 📍 821015 | Rohtas | Branch Post Office |
| 1542 | Nadauan | Karahansi BO | 📍 802215 | Dinara | Branch Post Office |
| 1543 | Nadauan | Nadaon BO | 📍 802218 | Dinara | Branch Post Office |
| 1544 | Nadauwan | Nadaon BO | 📍 802218 | Dinara | Branch Post Office |
| 1545 | Nado | Khanaithi BO | 📍 821107 | Kargahar | Branch Post Office |
| 1546 | Nahauna | Nahauna BO | 📍 821305 | Sasaram | Branch Post Office |
| 1547 | Naibhui | Chandarkaihti BO | 📍 821104 | Chenari | Branch Post Office |
| 1548 | Nainakon | Barhutikala BO | 📍 821107 | Kochas | Branch Post Office |
| 1549 | Naiyan | Alampur BO | 📍 821113 | Sasaram | Branch Post Office |
| 1550 | Nakam Tola | Tendua BO | 📍 802215 | Nokha | Branch Post Office |