PinCode: 821103, Chainpur (Kaimur (Bhabua)) Post Office, Chainpur, Kaimur, Bihar
| Post Office | Chainpur (Kaimur (Bhabua)) |
| Post Office Status | Sub Post Office (Delivery) |
| PinCode | 821103
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| Telephone | 06189-232712 |
| Town/Taluk | Chainpur |
| District | Kaimur |
| State | Bihar |
| Postal Division | Rohtas |
| Postal Region | Patna HQ |
| Postal Circle | Bihar |
List of Other Post Offices in Chainpur, Kaimur, Bihar