| Post office | Kathazhai B.O |
| Pin code | 606103 |
| Office type | B.O |
| Taluk / city | Vriddhachalam |
| District name | Cuddalore |
| State name | Tamil Nadu |
| Delivery status | Delivery |
| Division name | Vriddhachalam |
| Region name | Tiruchy |
| Circle name | Tamilnadu |
| Related sub office | Kammapuram S.O |
| Related head office | Vriddhachalam H.O |
| Pincode | Post office name | City | District | State |
|---|---|---|---|---|
| 606103 | Gopalapuram B.O | Virudhachalam | Cuddalore | Tamil Nadu |
| 606103 | Dharmanallur B.O | Vriddhachalam | Cuddalore | Tamil Nadu |
| 606103 | Kammapuram S.O | Vriddhachalam | Cuddalore | Tamil Nadu |
| 606103 | Kathazhai B.O | Vriddhachalam | Cuddalore | Tamil Nadu |
| 606103 | Kilapalaiyur B.O | Vriddhachalam | Cuddalore | Tamil Nadu |
| 606103 | Ottimedu B.O | Vriddhachalam | Cuddalore | Tamil Nadu |
| 606103 | Periyakottumulai B.O | Vriddhachalam | Cuddalore | Tamil Nadu |
| 606103 | Sathapadi B.O | Vriddhachalam | Cuddalore | Tamil Nadu |