Mandalavadi B.O is the primary post office registered under PIN code 635851 in Tirupathur, Tamil Nadu. This code sits within the Southern Postal Region, with 9 offices operating under it.
| Post office | Type | Full name |
|---|---|---|
| Mandalavadi B.O | BO | Branch Post Office |
| Tiriyalam B.O | BO | Branch Post Office |
| Kodiyur B.O | BO | Branch Post Office |
| Pullaneri B.O | BO | Branch Post Office |
| Somanaickenpatti B.O | BO | Branch Post Office |
| Jolarpettai S.O | SO | Sub Post Office |
| Ponneri B.O | BO | Branch Post Office |
| Reddiyur B.O | BO | Branch Post Office |
| Vakkanampatti B.O | BO | Branch Post Office |
