Eraiyur S.O (Villupuram) is the primary post office registered under PIN code 607201 in Kallakurichi, Tamil Nadu. This code sits within the Southern Postal Region, with 7 offices operating under it.
| Post office | Type | Full name |
|---|---|---|
| Eraiyur S.O (Villupuram) | OTHER | post office |
| Periyakurukkai B.O | BO | Branch Post Office |
| Kunjaram B.O | BO | Branch Post Office |
| Adaiyur B.O | BO | Branch Post Office |
| Kuvadu B.O | BO | Branch Post Office |
| Ellaigramam B.O | BO | Branch Post Office |
| Pallavadi B.O | BO | Branch Post Office |
