| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 151 | Kailana Taluka Mahmudpur 43 | Ganewari BO | 📍 131305 | Gohana | Branch Post Office |
| 152 | Kakana Bahadari 57 | Nayat BO | 📍 131301 | Gohana | Branch Post Office |
| 153 | Kakroi 192 | Kakroi BO | 📍 131001 | Sonipat | Branch Post Office |
| 154 | Kamashpur 88 | Qumaspur BO | 📍 131021 | Sonipat | Branch Post Office |
| 155 | Kami 95 | Tharuoldepur BO | 📍 131001 | Sonipat | Branch Post Office |
| 156 | Kanwali 216 | Kanwali BO | 📍 131403 | Kharkhoda | Branch Post Office |
| 157 | Karar Ibrahimpur 92 | Kurar Brahimpur BO | 📍 131039 | Sonipat | Branch Post Office |
| 158 | Karewri 198 | Karewari BO | 📍 131024 | Sonipat | Branch Post Office |
| 159 | Karhouli 16-R | Pehladpur Kiroli BO | 📍 131402 | Kharkhoda | Branch Post Office |
| 160 | Kasanda 58 | Kasandi BO | 📍 131305 | Gohana | Branch Post Office |
| 161 | Kasandi 59 | Kasandi BO | 📍 131305 | Gohana | Branch Post Office |
| 162 | Kathura 89 | Kathura Block BO | 📍 131301 | Gohana | Branch Post Office |
| 163 | Kathura 89 | Kathura BO | 📍 131301 | Gohana | Branch Post Office |
| 164 | Katlupur 233 | Nahri SO | 📍 131103 | Kharkhoda | Post Office - PO |
| 165 | Katwal 69 | Katwal BO | 📍 131409 | Gohana | Branch Post Office |
| 166 | Khanda 9-R | Khanda BO | 📍 131402 | Kharkhoda | Branch Post Office |
| 167 | Khandrai Part 30 | Khandrai BO | 📍 131301 | Gohana | Branch Post Office |
| 168 | Khanpur Kalan 56 | Kanyagurukul Khanpur SO | 📍 131305 | Gohana | Post Office - PO |
| 169 | Khanpur Kalan 56 | Khanpur Kalan BO | 📍 131305 | Gohana | Branch Post Office |
| 170 | Khanpur Khurd 31 | Khandrai BO | 📍 131301 | Gohana | Branch Post Office |
| 171 | Kharkhoda | Kharkhauda SO | 📍 131402 | Kharkhoda | Post Office - PO |
| 172 | Kharkhoda Part Rural 11-R | Kharkhauda SO | 📍 131402 | Kharkhoda | Post Office - PO |
| 173 | Khatkar 46 | Sersa BO | 📍 131028 | Sonipat | Branch Post Office |
| 174 | Kheri Dahiya 189 | Badhana BO | 📍 131403 | Kharkhoda | Branch Post Office |
| 175 | Kheri Damkan 63 | Kheri Damkan BO | 📍 131301 | Gohana | Branch Post Office |
| 176 | Kheri Gujar 133 | Kheri Gujjar BO | 📍 131101 | Ganaur | Branch Post Office |
| 177 | Kheri Mana jat 61 | Kheri Manajat BO | 📍 131103 | Sonipat | Branch Post Office |
| 178 | Kheri Taga 109 | Ghasauli BO | 📍 131101 | Ganaur | Branch Post Office |
| 179 | Khewara 72 | Khewra BO | 📍 131021 | Sonipat | Branch Post Office |
| 180 | Khizarpur Ahir 138 | Khizarpur Ahir BO | 📍 131101 | Ganaur | Branch Post Office |
| 181 | Khizarpur Jat 199 | Rattangarh BO | 📍 131001 | Sonipat | Branch Post Office |
| 182 | Khubru 130 | Khubru BO | 📍 131101 | Ganaur | Branch Post Office |
| 183 | Khurampur 21-R | Barona BO | 📍 131402 | Kharkhoda | Branch Post Office |
| 184 | Khurrampur 48 | Manauli BO | 📍 131023 | Sonipat | Branch Post Office |
| 185 | Kilorad 175 | Sandal Kalan BO | 📍 131001 | Sonipat | Branch Post Office |
| 186 | Kishora 87 | Bahalgarh SO | 📍 131021 | Sonipat | Post Office - PO |
| 187 | Kohla 14 | Kohla BO | 📍 131302 | Gohana | Branch Post Office |
| 188 | Kundal 241 | Kundal BO | 📍 131402 | Kharkhoda | Branch Post Office |
| 189 | Kundli 55 | Industrial Estate Kundli SO | 📍 131028 | Sonipat | Post Office - PO |
| 190 | Kundli 55 | Kundli BO | 📍 131028 | Sonipat | Branch Post Office |
| 191 | Ladpur 212 | Chhetra Bhahadurpur BO | 📍 131103 | Sonipat | Branch Post Office |
| 192 | Lalheri 102 | Larsauli BO | 📍 131039 | Ganaur | Branch Post Office |
| 193 | Larsoli 101 | Larsauli BO | 📍 131039 | Ganaur | Branch Post Office |
| 194 | Lath 65 | Lath BO | 📍 131301 | Gohana | Branch Post Office |
| 195 | Levan 65 | Rathdhana BO | 📍 131001 | Sonipat | Branch Post Office |
| 196 | Lohari Tiba 180 | Salimsar Majra BO | 📍 131022 | Sonipat | Branch Post Office |
| 197 | Machhraula 21 | Asadpur Nandnaur BO | 📍 131027 | Sonipat | Branch Post Office |
| 198 | Machhrauli 140 | Asadpur Nandnaur BO | 📍 131027 | Ganaur | Branch Post Office |
| 199 | Madina 9 | Madina BO | 📍 131301 | Gohana | Branch Post Office |
| 200 | Mahipur 185 | Farmana SO | 📍 131408 | Sonipat | Post Office - PO |