| Office Name | Siso B.O |
| Pincodes | 846005 |
| Area | Siso |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Darbhanga |
| Postal Region | Muzaffarpur |
| District | Darbhanga |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Siso B.O |
| Pincodes | 752110 |
| Area | Siso |
| Office Status | Branch Post Office |
| Postal Circle | Odisha |
| Postal Division | Bhubaneswar |
| Postal Region | Bhubaneswar Hq |
| District | Puri |
| State | Odisha |
| Telephone No. | Na |