PinCode: 843301, Sitamarhi Post Office, Dumra, Sitamarhi, Bihar
| Post Office | Sitamarhi |
| Post Office Status | Head Post Office (Delivery) |
| PinCode | 843301
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| Telephone | 06226-251232 |
| Town/Taluk | Dumra |
| District | Sitamarhi |
| State | Bihar |
| Postal Division | Sitamarhi |
| Postal Region | Muzaffarpur |
| Postal Circle | Bihar |
List of Other Post Offices in Dumra, Sitamarhi, Bihar