Olaipadi BO is the primary post office registered under PIN code 606754 in Tiruvannamalai, Tamil Nadu. This code sits within the Southern Postal Region, with 7 offices operating under it.
| Post office | Type | Full name |
|---|---|---|
| Olaipadi BO | BO | Branch Post Office |
| Vettavalam SO | SO | Sub Post Office |
| Neivanatham BO | BO | Branch Post Office |
| Palavalam BO | BO | Branch Post Office |
| Vaipur BO | BO | Branch Post Office |
| Kallayee Sorathur BO | BO | Branch Post Office |
| Naraiyur BO | BO | Branch Post Office |
