In Thiruvallur district, Tamil Nadu, PIN code 600071 is anchored by Paruthipattu BO, a Branch Post Office. Mail addressed to this code is sorted through the Southern Postal Region, across 2 listed offices.
| Post office | Type | Full name |
|---|---|---|
| Paruthipattu BO | BO | Branch Post Office |
| Kamarajnagar SO | SO | Sub Post Office |
