| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 251 | Mitarpura 169 | Dublana BO | 📍 123001 | Narnaul | Branch Post Office |
| 252 | Mohabatpur Bhungarka 226 | Bhungerka BO | 📍 123023 | Narnaul | Branch Post Office |
| 253 | Mohalra 45 | Rattan Kalan BO | 📍 123021 | Narnaul | Branch Post Office |
| 254 | Mohamadpur 24 | Dulat Jat BO | 📍 123021 | Mahendragarh | Branch Post Office |
| 255 | Mohamadpur 40 | Dulat Jat BO | 📍 123021 | Narnaul | Branch Post Office |
| 256 | Mohamadpur Hamidkhan 125 | Narnaul HO | 📍 123001 | Narnaul | Head Post Office - H |
| 257 | Momanpur 243 | Dhor Kalan BO | 📍 123001 | Narnaul | Branch Post Office |
| 258 | Mori 41 | Bhojawas BO | 📍 123034 | Mahendragarh | Branch Post Office |
| 259 | Morund 234 | Niamatpur BO | 📍 123023 | Narnaul | Branch Post Office |
| 260 | Mosnota 259 | Nangal Dargu BO | 📍 123023 | Narnaul | Branch Post Office |
| 261 | Mukandpura 215 | Bashirpur BO | 📍 123001 | Narnaul | Branch Post Office |
| 262 | Mulodi 199 | Bhungerka BO | 📍 123023 | Narnaul | Branch Post Office |
| 263 | Mundain 29 | Sundrah BO | 📍 123034 | Mahendragarh | Branch Post Office |
| 264 | Mundia Khera 35 | Dongra Ahir BO | 📍 123021 | Mahendragarh | Branch Post Office |
| 265 | Muraripur 197 | Kanwi BO | 📍 123001 | Narnaul | Branch Post Office |
| 266 | Nain 230 | Thanwas BO | 📍 123023 | Narnaul | Branch Post Office |
| 267 | Nanagwas 99 | Kothal Khurd BO | 📍 123028 | Mahendragarh | Branch Post Office |
| 268 | Nang Tihari 164 | Barkoda BO | 📍 123001 | Narnaul | Branch Post Office |
| 269 | Nangal 26 | Nangal BO | 📍 123501 | Mahendragarh | Branch Post Office |
| 270 | Nangal Dargu 260 | Nangal Dargu BO | 📍 123023 | Narnaul | Branch Post Office |
| 271 | Nangal Kalia 225 | Sirohi Behali BO | 📍 123023 | Narnaul | Branch Post Office |
| 272 | Nangal Katha 122 | Nangal Katha BO | 📍 123001 | Narnaul | Branch Post Office |
| 273 | Nangal Mala 14 | Nangalmala BO | 📍 123024 | Mahendragarh | Branch Post Office |
| 274 | Nangal Nunia 248 | Nagal Nunia BO | 📍 123023 | Narnaul | Branch Post Office |
| 275 | Nangal Part 7 | Rasoolpur BO | 📍 123027 | Narnaul | Branch Post Office |
| 276 | Nangal Pipa 223 | Kamania BO | 📍 123001 | Narnaul | Branch Post Office |
| 277 | Nangal Shaloo 210 | Karota BO | 📍 123001 | Narnaul | Branch Post Office |
| 278 | Nangal Sirohi 104 | Nangal Sirohi SO | 📍 123028 | Mahendragarh | Post Office - PO |
| 279 | Nangal Soda 231 | Thanwas BO | 📍 123023 | Narnaul | Branch Post Office |
| 280 | Nanwan 12 | Nawan BO | 📍 123024 | Mahendragarh | Branch Post Office |
| 281 | Napla 287 | Chillro BO | 📍 123001 | Narnaul | Branch Post Office |
| 282 | Narheri 289 | Surethi BO | 📍 123302 | Narnaul | Branch Post Office |
| 283 | Narnaul | Narnaul HO | 📍 123001 | Narnaul | Head Post Office - H |
| 284 | Narnaul Rural 159 | Narnaul HO | 📍 123001 | Narnaul | Head Post Office - H |
| 285 | Nasibpur 162 | Barkoda BO | 📍 123001 | Narnaul | Branch Post Office |
| 286 | Nautana 48 | Nautana BO | 📍 123027 | Mahendragarh | Branch Post Office |
| 287 | Navedi 19 | Kanti BO | 📍 123021 | Narnaul | Branch Post Office |
| 288 | Nawaz Nagar 132 | Dharson BO | 📍 123001 | Narnaul | Branch Post Office |
| 289 | Neerpur 6 | Neerpur BO | 📍 123001 | Narnaul | Branch Post Office |
| 290 | Nehrugarh SO | Nehrugarh SO | 📍 123304 | Mahendragarh | Sub Post Office |
| 291 | Niamatpur 233 | Niamatpur BO | 📍 123023 | Narnaul | Branch Post Office |
| 292 | Niaz Alipur 271 | Sareli BO | 📍 123023 | Narnaul | Branch Post Office |
| 293 | Nihalawas 112 | Nihalawas BO | 📍 123028 | Mahendragarh | Branch Post Office |
| 294 | Nimbi 107 | Nimbi BO | 📍 123029 | Mahendragarh | Branch Post Office |
| 295 | Nimbira 33 | Buddin BO | 📍 123029 | Mahendragarh | Branch Post Office |
| 296 | Nizampur 288 | Nizampur RS BO | 📍 123001 | Narnaul | Branch Post Office |
| 297 | Nolayeja 247 | Nagal Nunia BO | 📍 123023 | Narnaul | Branch Post Office |
| 298 | Nuni Kalan 173 | Barkoda BO | 📍 123001 | Narnaul | Branch Post Office |
| 299 | Nuniawal 161 | Barkoda BO | 📍 123001 | Narnaul | Branch Post Office |
| 300 | Paharwas 91 | Khatod BO | 📍 123029 | Mahendragarh | Branch Post Office |