| Post Office | CHAINPUR |
| Post Office Type | BRANCH OFFICE |
| District | SAHARSA |
| State | BIHAR |
| PIN Code | 852212 |
| Contact Address | Postmaster, Post Office CHAINPUR (BRANCH OFFICE), SAHARSA, BIHAR (BR), India (IN), Pin Code: 852212 |
| Delivery Status | ✔ DELIVERY |
| Postal Taluk | CHAINPUR |
| Postal Division | Saharsa Division |
| Postal Region | East Region, Bhagalpur |
| Postal Circle | BIHAR |
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