PinCode: 172108, Duni Post Office, Kalpa, Kinnaur, Himachal Pradesh
| Post Office | Duni |
| Post Office Status | Branch Post Office (Delivery) |
| PinCode | 172108
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| Telephone | |
| Town/Taluk | Kalpa |
| District | Kinnaur |
| State | Himachal Pradesh |
| Postal Division | Rampur Bushahr |
| Postal Region | Shimla HQ |
| Postal Circle | Himachal Pradesh |
List of Other Post Offices in Kalpa, Kinnaur, Himachal Pradesh