There are 6 post offices under PIN code 632517.
| Post Office | Office Type | Delivery Status | Taluk | District | Division | Region | State | Circle | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Arapakkam B.O | Branch Office | Delivery | Walajapet | Vellore | Arakkonam | Chennai Region | Tamil Nadu | Tamilnadu |
| 2 | Kilminnal B.O | Branch Office | Non-Delivery | Walajapet | Vellore | Arakkonam | Chennai Region | Tamil Nadu | Tamilnadu |
| 3 | Melakuppam B.O | Branch Office | Delivery | Walajapet | Vellore | Arakkonam | Chennai Region | Tamil Nadu | Tamilnadu |
| 4 | Nandiyalam B.O | Branch Office | Delivery | Walajapet | Vellore | Arakkonam | Chennai Region | Tamil Nadu | Tamilnadu |
| 5 | Puttuthakku B.O | Branch Office | Delivery | Walajapet | Vellore | Arakkonam | Chennai Region | Tamil Nadu | Tamilnadu |
| 6 | Ratnagiri Kilminnal S.O | Sub Office | Delivery | Walajapet | Vellore | Arakkonam | Chennai Region | Tamil Nadu | Tamilnadu |