| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 851 | Kulubor | Gerua BO | 📍 825404 | Pratappur | Branch Post Office |
| 852 | Kumarang Kalan | Chattibariatu BO | 📍 825321 | Tandwa | Branch Post Office |
| 853 | Kumarang Khurd | Bahera BO | 📍 825321 | Tandwa | Branch Post Office |
| 854 | Kumhari | Narchahi BO | 📍 825406 | Itkhori | Branch Post Office |
| 855 | Kumhari | Itkhori SO | 📍 825408 | Itkhori | Post Office - PO |
| 856 | Kunda | Kunda BO | 📍 825404 | Kunda | Branch Post Office |
| 857 | Kundi | Saradhu BO | 📍 825321 | Tandwa | Branch Post Office |
| 858 | Kundi | Kunda BO | 📍 825404 | Pratappur | Branch Post Office |
| 859 | Kundri | Itkhori SO | 📍 825408 | Itkhori | Post Office - PO |
| 860 | Kurag | Tapej BO | 📍 825401 | Chatra | Branch Post Office |
| 861 | Kurid | Jori SO | 📍 825403 | Hunterganj | Post Office - PO |
| 862 | Kurjun | Loram BO | 📍 825408 | Itkhori | Branch Post Office |
| 863 | Kurkheta | Kurkheta BO | 📍 825403 | Hunterganj | Branch Post Office |
| 864 | Kurkuta | Barisakhi BO | 📍 825408 | Gidhaur | Branch Post Office |
| 865 | Kurlonga | Khadaiya BO | 📍 825321 | Tandwa | Branch Post Office |
| 866 | Kursel | Hunterganj BO | 📍 825403 | Hunterganj | Branch Post Office |
| 867 | Kurum | Lawalong BO | 📍 825103 | Simaria | Branch Post Office |
| 868 | Kurumdari | Jabra BO | 📍 825103 | Simaria | Branch Post Office |
| 869 | Kusiara | Pratappur SO Chatra | 📍 825404 | Pratappur | Post Office - PO |
| 870 | Kusmadih | Unta BO | 📍 825401 | Chatra | Branch Post Office |
| 871 | Kusmaha | Bihiasarhachiya BO | 📍 825403 | Hunterganj | Branch Post Office |
| 872 | Kusmahi | Dantar BO | 📍 825403 | Hunterganj | Branch Post Office |
| 873 | Kusumha | Kaura BO | 📍 825404 | Kunda | Branch Post Office |
| 874 | Kuthan | Bagra BO | 📍 825103 | Simaria | Branch Post Office |
| 875 | Kuti | Jabra BO | 📍 825103 | Simaria | Branch Post Office |
| 876 | Kuti Rangania | Shila BO | 📍 825103 | Simaria | Branch Post Office |
| 877 | Kutil | Kunda BO | 📍 825404 | Kunda | Branch Post Office |
| 878 | Kutiya | Pindra BO | 📍 825403 | Hunterganj | Branch Post Office |
| 879 | Kutki | Kasiadih BO | 📍 825321 | Tandwa | Branch Post Office |
| 880 | Kutki Khurd alias Thena | Peto BO | 📍 825321 | Tandwa | Branch Post Office |
| 881 | Labani | Gidhour BO | 📍 825408 | Gidhaur | Branch Post Office |
| 882 | Lachhanpur | Unta BO | 📍 825401 | Chatra | Branch Post Office |
| 883 | Lamta | Lawalong BO | 📍 825103 | Lawalaung | Branch Post Office |
| 884 | Larahi | Itkhori SO | 📍 825408 | Itkhori | Post Office - PO |
| 885 | Laralutudag | Laralutudag BO | 📍 825401 | Chatra | Branch Post Office |
| 886 | Laranga | Raham BO | 📍 825325 | Tandwa | Post Office - PO |
| 887 | Lare | Lawalong BO | 📍 825103 | Lawalaung | Branch Post Office |
| 888 | Lare | Laralutudag BO | 📍 825401 | Chatra | Branch Post Office |
| 889 | Lariea | Haphuwa BO | 📍 825401 | Chatra | Branch Post Office |
| 890 | Larkua | Chatra SO Chatra | 📍 825401 | Chatra | Post Office - PO |
| 891 | Larsar | Kedlikala BO | 📍 825403 | Hunterganj | Branch Post Office |
| 892 | Latbed | Kamta BO | 📍 825401 | Chatra | Branch Post Office |
| 893 | Laungtari | Kaura BO | 📍 825404 | Pratappur | Branch Post Office |
| 894 | Lawalaung | Lawalong BO | 📍 825103 | Lawalaung | Branch Post Office |
| 895 | Lawalong | Kunda BO | 📍 825404 | Kunda | Branch Post Office |
| 896 | Lem | Kamta BO | 📍 825401 | Chatra | Branch Post Office |
| 897 | Lemhoa | Dhangada BO | 📍 825321 | Tandwa | Branch Post Office |
| 898 | Lemodih | Lawalong BO | 📍 825103 | Lawalaung | Branch Post Office |
| 899 | Lemodih | Dhauthawa BO | 📍 825408 | Itkhori | Branch Post Office |
| 900 | Lemoia | Pathalgada BO | 📍 825408 | Pathalgora | Branch Post Office |