| Office Name | Kalyanchak B.O |
| Pincodes | 816116 |
| Area | Kalyanchak |
| Office Status | Branch Post Office |
| Postal Circle | Jharkhand |
| Postal Division | Santhal Parganas |
| Postal Region | Ranchi |
| District | Sahibganj |
| State | Jharkhand |
| Telephone No. | Na |
| Office Name | Kalyanchak B.O |
| Pincodes | 721632 |
| Area | Kalyanchak |
| Office Status | Branch Post Office |
| Postal Circle | West Bengal |
| Postal Division | Tamluk |
| Postal Region | South Bengal |
| District | East Midnapore |
| State | West Bengal |
| Telephone No. | Na |