PinCode: 854340, Birpur (Supaul) Post Office, Basantpur, Supaul, Bihar
| Post Office | Birpur (Supaul) |
| Post Office Status | Sub Post Office (Delivery) |
| PinCode | 854340
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| Telephone | 06471-222030 |
| Town/Taluk | Basantpur |
| District | Supaul |
| State | Bihar |
| Postal Division | Saharsa |
| Postal Region | Muzaffarpur |
| Postal Circle | Bihar |
List of Other Post Offices in Basantpur, Supaul, Bihar