Baliwal BO is the primary post office registered under PIN code 177220 in Una, Himachal Pradesh. This code sits within the Northern Postal Region, with 6 offices operating under it.
| Post office | Type | Full name |
|---|---|---|
| Baliwal BO | BO | Branch Post Office |
| Bhadauri BO | BO | Branch Post Office |
| Haroli SO | SO | Sub Post Office |
| Sainsowal BO | BO | Branch Post Office |
| Dharampur BO | BO | Branch Post Office |
| Palakwah BO | BO | Branch Post Office |
