PinCode: 847451, Kamalpur Post Office, Supaul, Supaul, Bihar
| Post Office | Kamalpur |
| Post Office Status | Branch Post Office (Delivery) |
| PinCode | 847451
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| Telephone | |
| Town/Taluk | Supaul |
| District | Supaul |
| State | Bihar |
| Postal Division | Madhubani |
| Postal Region | Muzaffarpur |
| Postal Circle | Bihar |
List of Other Post Offices in Supaul, Supaul, Bihar