PinCode: 788112, Derby Post Office, Silchar, Cachar, Assam
| Post Office | Derby |
| Post Office Status | Sub Post Office (Delivery) |
| PinCode | 788112
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| Telephone | 03842-273433 |
| Town/Taluk | Silchar |
| District | Cachar |
| State | Assam |
| Postal Division | Cachar |
| Postal Region | Dibrugarh |
| Postal Circle | Assam |
List of Other Post Offices in Silchar, Cachar, Assam