There are 6 post offices under PIN code 603106.
| Post Office | Office Type | Delivery Status | Taluk | District | Division | Region | State | Circle | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Arumbuliyur B.O | Branch Office | Delivery | Uthiramerur | Kanchipuram | Chengalpattu | Chennai Region | Tamil Nadu | Tamilnadu |
| 2 | Orakattupettai S.O | Sub Office | Delivery | Chengalpattu | Kanchipuram | Chengalpattu | Chennai Region | Tamil Nadu | Tamilnadu |
| 3 | Sathanjeri B.O | Branch Office | Delivery | Uttiramerur | Kanchipuram | Chengalpattu | Chennai Region | Tamil Nadu | Tamilnadu |
| 4 | Seethananjeri B.O | Branch Office | Delivery | Uttiramerur | Kanchipuram | Chengalpattu | Chennai Region | Tamil Nadu | Tamilnadu |
| 5 | Tiruvanaikoil B.O | Branch Office | Delivery | Uttiramerur | Kanchipuram | Chengalpattu | Chennai Region | Tamil Nadu | Tamilnadu |
| 6 | Vitchur B.O | Branch Office | Delivery | Uttiramerur | Kanchipuram | Chengalpattu | Chennai Region | Tamil Nadu | Tamilnadu |