In Hassan district, Karnataka, PIN code 573101 is anchored by Arehalli S.O, a Sub Post Office. Mail addressed to this code is sorted through the Southern Postal Region, across 6 listed offices.
| Post office | Type | Full name |
|---|---|---|
| Arehalli S.O | SO | Sub Post Office |
| Nandigondanahalli B.O | BO | Branch Post Office |
| Anughatta B.O | BO | Branch Post Office |
| Watehalli B.O | BO | Branch Post Office |
| Malasavara B.O | BO | Branch Post Office |
| Tumbadevanahalli B.O | BO | Branch Post Office |
