There are 5 post offices under PIN code 635813.
| Post Office | Office Type | Delivery Status | Taluk | District | Division | Region | State | Circle | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Chinnathottalam B.O | Branch Office | Delivery | Gudiyattam | Vellore | Tirupattur | Coimbatore | Tamil Nadu | Tamilnadu |
| 2 | Pogalur B.O | Branch Office | Delivery | Gudiyattam | Vellore | Tirupattur | Coimbatore | Tamil Nadu | Tamilnadu |
| 3 | Sembedu B.O | Branch Office | Delivery | Gudiyattam | Vellore | Tirupattur | Coimbatore | Tamil Nadu | Tamilnadu |
| 4 | Ulli B.O | Branch Office | Delivery | Gudiyattam | Vellore | Tirupattur | Coimbatore | Tamil Nadu | Tamilnadu |
| 5 | Valathoor S.O | Sub Office | Delivery | Gudiyattam | Vellore | Tirupattur | Coimbatore | Tamil Nadu | Tamilnadu |