PinCode: 843333, Ratwara Post Office, Sitamarhi, Sitamarhi, Bihar
| Post Office | Ratwara |
| Post Office Status | Branch Post Office (Delivery) |
| PinCode | 843333
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| Telephone | |
| Town/Taluk | Sitamarhi |
| District | Sitamarhi |
| State | Bihar |
| Postal Division | Sitamarhi |
| Postal Region | Muzaffarpur |
| Postal Circle | Bihar |
List of Other Post Offices in Sitamarhi, Sitamarhi, Bihar