| Post Office | Chalkusa |
| Division | Hazaribagh |
| Region | Ranchi |
| Circle | Jharkhand |
| Taluka | Jainagar |
| District | Koderma |
| State | Jharkhand |
| Phone | NA |
| Sub Office | Jainagar S.O (Koderma) |
| Head Office | Hazaribagh H.O |
| Pincode |
825109
|
| Post Office | Chaubey |
| Division | Hazaribagh |
| Region | Ranchi |
| Circle | Jharkhand |
| Taluka | Jainagar |
| District | Koderma |
| State | Jharkhand |
| Phone | NA |
| Sub Office | Jainagar S.O (Koderma) |
| Head Office | Hazaribagh H.O |
| Pincode |
825109
|
| Post Office | Dandadih |
| Division | Hazaribagh |
| Region | Ranchi |
| Circle | Jharkhand |
| Taluka | Jainagar |
| District | Koderma |
| State | Jharkhand |
| Phone | NA |
| Sub Office | Jainagar S.O (Koderma) |
| Head Office | Hazaribagh H.O |
| Pincode |
825109
|
| Post Office | Jainagar (koderma) |
| Division | Hazaribagh |
| Region | Ranchi |
| Circle | Jharkhand |
| Taluka | Jainagar |
| District | Koderma |
| State | Jharkhand |
| Phone | 06534-262004 |
| Sub Office | NA |
| Head Office | Hazaribagh H.O |
| Pincode |
825109
|
| Post Office | Maskedih |
| Division | Hazaribagh |
| Region | Ranchi |
| Circle | Jharkhand |
| Taluka | Jainagar |
| District | Koderma |
| State | Jharkhand |
| Phone | NA |
| Sub Office | Jainagar S.O (Koderma) |
| Head Office | Hazaribagh H.O |
| Pincode |
825109
|
| Post Office | Naitand |
| Division | Hazaribagh |
| Region | Ranchi |
| Circle | Jharkhand |
| Taluka | Jainagar |
| District | Koderma |
| State | Jharkhand |
| Phone | NA |
| Sub Office | Jainagar S.O (Koderma) |
| Head Office | Hazaribagh H.O |
| Pincode |
825109
|