| Place | Post Code |
|---|---|
| Kurali, Karnal) | 132041 |
| Kutail, Karnal) | 132037 |
| Landhora, Karnal) | 132023 |
| Madhuban, Karnal) | 132037 |
| Madhuban PTC, Karnal) | 132037 |
| Mainmati, Karnal) | 132023 |
| Makarampur, Karnal) | 132114 |
| Makhu Majra, Karnal) | 132023 |
| Mandhai, Karnal) | 132024 |
| Mangalpur, Karnal) | 132023 |
| Manglaura Qadim, Karnal) | 132037 |
| Manglaura Zadid, Karnal) | 132037 |
| Manjura, Karnal) | 132024 |
| Mini Sectt Sector 12 Kanral, Karnal) | 132001 |
| Mirgahan, Karnal) | 132001 |
| Mohamadpur, Karnal) | 132022 |
| Mohayuddinpur, Karnal) | 132114 |
| Mohidinpur, Karnal) | 132037 |
| Mohmmad Nagar, Karnal) | 132114 |
| Motia, Karnal) | 132116 |
| Mubarkabad, Karnal) | 132114 |
| Mughal Majra, Karnal) | 132023 |
| Munda Khera, Karnal) | 132040 |
| Muradhgarh, Karnal) | 132041 |
| Mustfabad, Karnal) | 132037 |
| Nabipur, Karnal) | 132022 |
| Nagla Megha, Karnal) | 132037 |
| Nalipar, Karnal) | 132022 |
| Nalwi Kalan, Karnal) | 132022 |
| Nalwi Khurd, Karnal) | 132022 |