PinCode: 784505, Rangapara Post Office, Biswanath, Sonitpur, Assam
| Post Office | Rangapara |
| Post Office Status | Sub Post Office (Delivery) |
| PinCode | 784505
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| Telephone | 03712-250007 |
| Town/Taluk | Biswanath |
| District | Sonitpur |
| State | Assam |
| Postal Division | Darrang |
| Postal Region | Dibrugarh |
| Postal Circle | Assam |
List of Other Post Offices in Biswanath, Sonitpur, Assam