| Office Name | Sardiha B.O |
| Pincodes | 852127 |
| Area | Sardiha |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Saharsa |
| Postal Region | Muzaffarpur |
| District | Saharsa |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Sardiha B.O |
| Pincodes | 832301 |
| Area | Sardiha |
| Office Status | Branch Post Office |
| Postal Circle | Jharkhand |
| Postal Division | Singhbhum |
| Postal Region | Ranchi |
| District | East Singhbhum |
| State | Jharkhand |
| Telephone No. | Na |