Chainpur is Taluka (Tehsil) in Palamau district of Jharkhand state. Chainpur has 12 areas (postal offices).
| Pin code | Area | District | Taluka | Postal Status |
|---|---|---|---|---|
| 822110 | Chando PIN Code | Palamau | Chainpur | Branch Office |
| 822110 | Harinamar PIN Code | Palamau | Chainpur | Branch Office |
| 822110 | Katual PIN Code | Palamau | Chainpur | Branch Office |
| 822110 | Narsingh Pur PIN Code | Palamau | Chainpur | Branch Office |
| 822110 | Nawadih S PIN Code | Palamau | Chainpur | Branch Office |
| 822110 | Purabdiha PIN Code | Palamau | Chainpur | Branch Office |
| 822110 | Raj Chainpur PIN Code | Palamau | Chainpur | Sub Office |
| 822110 | Ramgarh PIN Code | Palamau | Chainpur | Branch Office |
| 822110 | Salatua PIN Code | Palamau | Chainpur | Branch Office |
| 822110 | Semra PIN Code | Palamau | Chainpur | Branch Office |
| 822110 | Shahpur PIN Code | Palamau | Chainpur | Branch Office |
| 822110 | Taleya Bandh PIN Code | Palamau | Chainpur | Branch Office |