Brua BO is the primary post office registered under PIN code 172105 in Kinnaur, Himachal Pradesh. This code sits within the Northern Postal Region, with 5 offices operating under it.
| Post office | Type | Full name |
|---|---|---|
| Brua BO | BO | Branch Post Office |
| Karcham SO | SO | Sub Post Office |
| Kilba BO | BO | Branch Post Office |
| Shong BO | BO | Branch Post Office |
| Sapni BO | BO | Branch Post Office |
