There are 7 post offices under PIN code 632520.
| Post Office | Office Type | Delivery Status | Taluk | District | Division | Region | State | Circle | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Chengalnatham B.O | Branch Office | Delivery | Wallajah | Vellore | Arakkonam | Chennai Region | Tamil Nadu | Tamilnadu |
| 2 | Kokkeri B.O | Branch Office | Delivery | Katpadi | Vellore | Arakkonam | Chennai Region | Tamil Nadu | Tamilnadu |
| 3 | Kondakuppam B.O | Branch Office | Delivery | Katpadi | Vellore | Arakkonam | Chennai Region | Tamil Nadu | Tamilnadu |
| 4 | Melpadi S.O | Sub Office | Delivery | Katpadi | Vellore | Arakkonam | Chennai Region | Tamil Nadu | Tamilnadu |
| 5 | Perumalkuppam B.O | Branch Office | Delivery | Katpadi | Vellore | Arakkonam | Chennai Region | Tamil Nadu | Tamilnadu |
| 6 | Vallimalai B.O | Branch Office | Delivery | Katpadi | Vellore | Arakkonam | Chennai Region | Tamil Nadu | Tamilnadu |
| 7 | Veppalai B.O | Branch Office | Delivery | Katpadi | Vellore | Arakkonam | Chennai Region | Tamil Nadu | Tamilnadu |