| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 151 | Kaloi 268 | Jnv Kiloi BO | 📍 124104 | Jhajjar | Branch Post Office |
| 152 | Kaloi 268 | Nehru College Jhajjar SO | 📍 124104 | Jhajjar | Post Office - PO |
| 153 | Kanwah 230 | Niwada BO | 📍 124109 | Jhajjar | Branch Post Office |
| 154 | Karoda 213 | Gawalison BO | 📍 124103 | Jhajjar | Branch Post Office |
| 155 | Kasar 43 | Kassar BO | 📍 124508 | Bahadurgarh | Branch Post Office |
| 156 | Kasni 228 | Kasni BO | 📍 124109 | Jhajjar | Branch Post Office |
| 157 | Khachroli 147 | Khachrauli BO | 📍 124106 | Jhajjar | Branch Post Office |
| 158 | Khajpur | Dawla Raiya BO | 📍 124103 | Jhajjar | Branch Post Office |
| 159 | Khakhana 237 | Dadanpur BO | 📍 124103 | Jhajjar | Branch Post Office |
| 160 | Khalekpur 81 | Yakubpur BO | 📍 124103 | Jhajjar | Branch Post Office |
| 161 | Khanpur Kalan 16-N | Khanpur Khurd BO | 📍 124142 | Jhajjar | Branch Post Office |
| 162 | Khanpur Khurd 15-N | Khanpur Khurd BO | 📍 124142 | Jhajjar | Branch Post Office |
| 163 | Khaparwas 204 | Matanhail SO | 📍 124106 | Jhajjar | Post Office - PO |
| 164 | Kharhar 21 | Kharhar BO | 📍 124501 | Bahadurgarh | Branch Post Office |
| 165 | Kharman 55 | Kharman BO | 📍 124508 | Bahadurgarh | Branch Post Office |
| 166 | Kharwana | Niwada BO | 📍 124109 | Jhajjar | Branch Post Office |
| 167 | Khatiwas 113 | Khatiwas BO | 📍 124103 | Jhajjar | Branch Post Office |
| 168 | Khera | Ahri BO | 📍 124108 | Jhajjar | Branch Post Office |
| 169 | Khera Tharu 19-N | Bahu SO | 📍 124142 | Jhajjar | Post Office - PO |
| 170 | Kheri Asra 18 | Kheri Asra BO | 📍 124104 | Jhajjar | Branch Post Office |
| 171 | Kheri Hosdarpur 207 | Gawalison BO | 📍 124103 | Jhajjar | Branch Post Office |
| 172 | Kheri Jasaur 18 | Jassaur Kheri BO | 📍 124505 | Bahadurgarh | Branch Post Office |
| 173 | Kheri Jat 89 | Kheri Jat BO | 📍 124105 | Jhajjar | Branch Post Office |
| 174 | Kheri Khumar 111 | Kheri Kumar BO | 📍 124103 | Jhajjar | Branch Post Office |
| 175 | Kheri Taluka Patoda 251 | Pataudah BO | 📍 124108 | Jhajjar | Branch Post Office |
| 176 | Kheri-Ahran | Pataudah BO | 📍 124108 | Jhajjar | Branch Post Office |
| 177 | Kheri-Sultan | Pataudah BO | 📍 124108 | Jhajjar | Branch Post Office |
| 178 | Kherka Gujar 57 | Dulhera BO | 📍 124508 | Bahadurgarh | Branch Post Office |
| 179 | Kherka Musalman 45 | Dulhera BO | 📍 124508 | Bahadurgarh | Branch Post Office |
| 180 | Khetawas 205 | Khetawas BO | 📍 124109 | Jhajjar | Branch Post Office |
| 181 | Khorra 17-N | Khorra BO | 📍 124142 | Jhajjar | Branch Post Office |
| 182 | Khudan 242 | Khudan BO | 📍 124108 | Jhajjar | Branch Post Office |
| 183 | Khungai 91 | Khungai BO | 📍 124104 | Jhajjar | Branch Post Office |
| 184 | Kildodh | Silana BO | 📍 124103 | Jhajjar | Branch Post Office |
| 185 | Kiloi | Surha BO | 📍 124104 | Jhajjar | Branch Post Office |
| 186 | Kilrod 235 | Dadanpur BO | 📍 124103 | Jhajjar | Branch Post Office |
| 187 | Kohandrali 221 | Nilothi BO | 📍 124404 | Jhajjar | Branch Post Office |
| 188 | Koilpuri 217 | Khetawas BO | 📍 124109 | Jhajjar | Branch Post Office |
| 189 | Koka 247 | Ahri BO | 📍 124108 | Jhajjar | Branch Post Office |
| 190 | Kortpura | Gawalison BO | 📍 124103 | Jhajjar | Branch Post Office |
| 191 | Kulana 248 | Kahri BO | 📍 124108 | Jhajjar | Branch Post Office |
| 192 | Kulasi 30 | Kulasi BO | 📍 124505 | Bahadurgarh | Branch Post Office |
| 193 | Kunjia 212 | Bilochpura BO | 📍 124109 | Jhajjar | Branch Post Office |
| 194 | Kutani 276 | Dadri Toe BO | 📍 124103 | Jhajjar | Branch Post Office |
| 195 | Ladain 158 | Ladain BO | 📍 124146 | Jhajjar | Branch Post Office |
| 196 | Ladpur 86 | Ladpur BO | 📍 124105 | Jhajjar | Branch Post Office |
| 197 | Lagarpur | Deverkhana BO | 📍 124105 | Bahadurgarh | Branch Post Office |
| 198 | Lagarpur 74 | Badli SO Jhajjar | 📍 124105 | Bahadurgarh | Post Office - PO |
| 199 | Lakaria 6 | Dhandlan BO | 📍 124107 | Beri | Branch Post Office |
| 200 | Lawa Khurd 47 | Lowa Kalan BO | 📍 124508 | Bahadurgarh | Branch Post Office |