| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 301 | Manikpur | Manikpur BO | 📍 804421 | Kurtha | Branch Post Office |
| 302 | Manikpur | Pinjarawan BO | 📍 804423 | Kurtha | Branch Post Office |
| 303 | Manirampur | Murari BO | 📍 804419 | Karpi | Branch Post Office |
| 304 | Manjhupur | Barnathu BO | 📍 804419 | Karpi | Branch Post Office |
| 305 | Manpur | Manpur BO | 📍 823003 | Ratni Faridpur | Branch Post Office |
| 306 | Maraila | Belkhara BO | 📍 804428 | Kaler | Branch Post Office |
| 307 | Marsanda | Sakurabad SO | 📍 804425 | Ratni Faridpur | Post Office - PO |
| 308 | Masadpur | Masadpur BO | 📍 804428 | Kaler | Branch Post Office |
| 309 | Masarh Jagirdari | Jagdari BO | 📍 804432 | Modanganj | Branch Post Office |
| 310 | Masarh Nisf | Julfipur Modanganj BO | 📍 804432 | Modanganj | Branch Post Office |
| 311 | Masuda | Sakri Khurd BO | 📍 804428 | Arwal | Branch Post Office |
| 312 | Masuda | Usari SO | 📍 804428 | Kaler | Post Office - PO |
| 313 | Masudpur Bara | Puarainia BO | 📍 804426 | Karpi | Branch Post Office |
| 314 | Maulna Chak | Arwal SO | 📍 804401 | Ratni Faridpur | Post Office - PO |
| 315 | Mehdiyabad | Jaipur BO | 📍 804428 | Kaler | Branch Post Office |
| 316 | Milki | Narga BO | 📍 804419 | Karpi | Branch Post Office |
| 317 | Milki | Sakurabad SO | 📍 804425 | Ratni Faridpur | Post Office - PO |
| 318 | Milki | Julfipur Modanganj BO | 📍 804432 | Modanganj | Branch Post Office |
| 319 | Mirzapur | Ratni Bazar BO | 📍 804421 | Ratni Faridpur | Branch Post Office |
| 320 | Mirzapur | Nagla Kinger SO | 📍 804423 | Karpi | Post Office - PO |
| 321 | Mirzapur | Bandhuganj SO | 📍 804432 | Modanganj | Post Office - PO |
| 322 | Misraulia | Aira BO | 📍 804421 | Ratni Faridpur | Branch Post Office |
| 323 | Mobarakpur | Kurtha SO | 📍 804421 | Kurtha | Post Office - PO |
| 324 | Mobarakpur | Khantangi BO | 📍 824235 | Sonbhadra Banshi Suryapur | Branch Post Office |
| 325 | Modanganj | Julfipur Modanganj BO | 📍 804432 | Modanganj | Branch Post Office |
| 326 | Moglapur | Sonbhadra BO | 📍 804419 | Sonbhadra Banshi Suryapur | Branch Post Office |
| 327 | Mohammadpur Abdal | Mohiudinpur BO | 📍 804420 | Modanganj | Branch Post Office |
| 328 | MohammadpurGahna | Hasanpur BO | 📍 804402 | Arwal | Branch Post Office |
| 329 | Mohibullah Chak | Pinjarawan BO | 📍 804423 | Kurtha | Branch Post Office |
| 330 | Molha Chak | Pinjarawan BO | 📍 804423 | Kurtha | Branch Post Office |
| 331 | Molna Chak | Kurtha SO | 📍 804421 | Kurtha | Post Office - PO |
| 332 | Motha | Bhadasi BO | 📍 804401 | Arwal | Branch Post Office |
| 333 | Motipur | Pinjarawan BO | 📍 804423 | Kurtha | Branch Post Office |
| 334 | Mudhara | Pandoul BO | 📍 804425 | Ratni Faridpur | Branch Post Office |
| 335 | Muhti Chak | Apgila BO | 📍 804423 | Ratni Faridpur | Branch Post Office |
| 336 | Muradpur Chauki | Baidrabad SO | 📍 804402 | Arwal | Post Office - PO |
| 337 | Muradpur Hujra | Baidrabad SO | 📍 804402 | Arwal | Post Office - PO |
| 338 | Murarhi | Murari BO | 📍 804419 | Karpi | Branch Post Office |
| 339 | Murgiga Chak | Kazisarai SO | 📍 804420 | Ratni Faridpur | Post Office - PO |
| 340 | Musarhi | Kurtha SO | 📍 804421 | Kurtha | Post Office - PO |
| 341 | Musepur | Seikhpura BO | 📍 804428 | Kaler | Branch Post Office |
| 342 | Mussepur | Koel Bhupat BO | 📍 804428 | Arwal | Branch Post Office |
| 343 | Nadaura | Kurtha SO | 📍 804421 | Kurtha | Post Office - PO |
| 344 | Nadi Khurd | Murari BO | 📍 804419 | Karpi | Branch Post Office |
| 345 | Nadpura | Baina Lakhaipur BO | 📍 804423 | Ratni Faridpur | Branch Post Office |
| 346 | Nagawan | Puarainia BO | 📍 804426 | Karpi | Branch Post Office |
| 347 | Nagla | Nagla Kinger SO | 📍 804423 | Karpi | Post Office - PO |
| 348 | Naiawan | Julfipur Modanganj BO | 📍 804432 | Modanganj | Branch Post Office |
| 349 | Narayanbigha | Sakri Khurd BO | 📍 804428 | Arwal | Branch Post Office |
| 350 | Narayanpur | Newari BO | 📍 804425 | Ratni Faridpur | Branch Post Office |