| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 301 | Malikpur | Kaiyar BO | 📍 811301 | Islamnagar Aliganj | Branch Post Office |
| 302 | Malsari | Telia Dih BO | 📍 811312 | Lakshmipur | Branch Post Office |
| 303 | Mandra | Sahora BO | 📍 811301 | Islamnagar Aliganj | Branch Post Office |
| 304 | Mange Chapri | Sono SO | 📍 811314 | Khaira | Post Office - PO |
| 305 | Mangobandar | Mango Bandar BO | 📍 811305 | Khaira | Branch Post Office |
| 306 | Maniadda | Maniyadda BO | 📍 811313 | Jamui | Branch Post Office |
| 307 | Manikpur | Anandpur BO | 📍 811312 | Lakshmipur | Branch Post Office |
| 308 | Manjura | Maniyadda BO | 📍 811313 | Jamui | Branch Post Office |
| 309 | Manpur | Aliganj SO Jamui | 📍 811301 | Islamnagar Aliganj | Post Office - PO |
| 310 | Manpur | Khardih BO | 📍 811315 | Sikandra | Branch Post Office |
| 311 | Maraia | L. Laxmipur BO | 📍 811213 | Lakshmipur | Branch Post Office |
| 312 | Maricha | Pathak Chack BO | 📍 811313 | Sikandra | Branch Post Office |
| 313 | Markanwan | Markama BO | 📍 811301 | Islamnagar Aliganj | Branch Post Office |
| 314 | Markata | Amari BO | 📍 811317 | Jamui | Branch Post Office |
| 315 | Marwa | Amrath BO | 📍 811313 | Jamui | Branch Post Office |
| 316 | Masle | Kala BO | 📍 811312 | Lakshmipur | Branch Post Office |
| 317 | Mathurapur | Mathurapur BO | 📍 811315 | Sikandra | Branch Post Office |
| 318 | Matia | Matia BO | 📍 811312 | Lakshmipur | Branch Post Office |
| 319 | Matwalwa | Abgil Chaurama BO | 📍 811301 | Islamnagar Aliganj | Branch Post Office |
| 320 | Maura | Maura BO | 📍 811305 | Gidhaur | Branch Post Office |
| 321 | Mednipur | Laxmipur Jamui SO | 📍 811312 | Lakshmipur | Post Office - PO |
| 322 | Mirzaganj | Mirzaganj BO | 📍 811301 | Islamnagar Aliganj | Branch Post Office |
| 323 | Misir Bigha | Amrath BO | 📍 811313 | Jamui | Branch Post Office |
| 324 | Misir Manda | Maniyadda BO | 📍 811313 | Jamui | Branch Post Office |
| 325 | Mobarakpur | B Bahadurpur BO | 📍 811315 | Sikandra | Branch Post Office |
| 326 | Mohammadpur | Baladih BO | 📍 811301 | Islamnagar Aliganj | Branch Post Office |
| 327 | Mohanpur | Dhanama BO | 📍 811301 | Islamnagar Aliganj | Branch Post Office |
| 328 | Mohanpur | Dighi BO | 📍 811312 | Lakshmipur | Branch Post Office |
| 329 | Mohanpur | Matia BO | 📍 811312 | Barhat | Branch Post Office |
| 330 | Mohanpur | Aghara So BO | 📍 811314 | Sono | Branch Post Office |
| 331 | Mundbaro | Mundbaro BO | 📍 811317 | Khaira | Branch Post Office |
| 332 | N Silfari | N. Silfari BO | 📍 811303 | Chakai | Branch Post Office |
| 333 | Nabinagar | Manjhway BO | 📍 811311 | Jamui | Branch Post Office |
| 334 | Najari | Laxmipur Jamui SO | 📍 811312 | Lakshmipur | Post Office - PO |
| 335 | Nanhkar | L. Laxmipur BO | 📍 811213 | Lakshmipur | Branch Post Office |
| 336 | Nanhkar | Telia Dih BO | 📍 811312 | Lakshmipur | Branch Post Office |
| 337 | Narainpur | Kala BO | 📍 811312 | Lakshmipur | Branch Post Office |
| 338 | Narainpur | Konan BO | 📍 811313 | Jamui | Branch Post Office |
| 339 | Narbada | Dundu BO | 📍 811317 | Jamui | Branch Post Office |
| 340 | Nariana | Nariyana BO | 📍 811317 | Khaira | Branch Post Office |
| 341 | Narsota | Mallehpur SO | 📍 811313 | Barhat | Post Office - PO |
| 342 | Nasrichak | Numar BO | 📍 811313 | Barhat | Branch Post Office |
| 343 | Naudiha | Khaira SO Jamui | 📍 811317 | Khaira | Post Office - PO |
| 344 | Naukadih | Gaura BO | 📍 811312 | Lakshmipur | Branch Post Office |
| 345 | Nauniatanr | Khaira BO | 📍 811213 | Khaira | Branch Post Office |
| 346 | Nauwadih | Rabai BO | 📍 811315 | Sikandra | Branch Post Office |
| 347 | Nayagaon | Nayagaon BO | 📍 811305 | Gidhaur | Branch Post Office |
| 348 | Neuri | Amrath BO | 📍 811313 | Jamui | Branch Post Office |
| 349 | Nijuara | Maura BO | 📍 811305 | Khaira | Branch Post Office |
| 350 | Nim Nawada | Maniyadda BO | 📍 811313 | Jamui | Branch Post Office |