| Post office | Kalaiyur B.O |
| Pin code | 604206 |
| Office type | B.O |
| Taluk / city | Tindivanam |
| District name | Villupuram |
| State name | Tamil Nadu |
| Delivery status | Delivery |
| Division name | Pondicherry |
| Region name | Chennai Region |
| Circle name | Tamilnadu |
| Related sub office | Vallam S.O |
| Related head office | Tindivanam H.O |
| Pincode | Post office name | City | District | State |
|---|---|---|---|---|
| 604206 | Melsithamur B.O | Gingee | Villupuram | Tamil Nadu |
| 604206 | Tivanur B.O | Gingee | Villupuram | Tamil Nadu |
| 604206 | Kadambur B.O | Tindivanam | Villupuram | Tamil Nadu |
| 604206 | Kalaiyur B.O | Tindivanam | Villupuram | Tamil Nadu |
| 604206 | Kollar B.O | Tindivanam | Villupuram | Tamil Nadu |
| 604206 | Modaiyur B.O | Tindivanam | Villupuram | Tamil Nadu |
| 604206 | Vallam S.O | Tindivanam | Villupuram | Tamil Nadu |
| 604206 | Vilukkam B.O | Tindivanam | Villupuram | Tamil Nadu |