There are 10 post offices under PIN code 638661.
| Post Office | Office Type | Delivery Status | Taluk | District | Division | Region | State | Circle | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Alampalayam B.O | Branch Office | Delivery | Dharapuram | Erode | Tirupur | Coimbatore | Tamil Nadu | Tamilnadu |
| 2 | Kalipalayam B.O | Branch Office | Delivery | Na | Erode | Tirupur | Coimbatore | Tamil Nadu | Tamilnadu |
| 3 | Karaiyur B.O | Branch Office | Delivery | Dharapuram | Erode | Tirupur | Coimbatore | Tamil Nadu | Tamilnadu |
| 4 | Kolathupalayam S.O | Sub Office | Delivery | Dharapuram | Erode | Tirupur | Coimbatore | Tamil Nadu | Tamilnadu |
| 5 | Mettuvalasu B.O | Branch Office | Delivery | Dharapuram | Erode | Tirupur | Coimbatore | Tamil Nadu | Tamilnadu |
| 6 | Nallampalayam B.O | Branch Office | Delivery | Dharapuram | Erode | Tirupur | Coimbatore | Tamil Nadu | Tamilnadu |
| 7 | Peramium B.O | Branch Office | Delivery | Dharapuram | Erode | Tirupur | Coimbatore | Tamil Nadu | Tamilnadu |
| 8 | Rettalavalasu B.O | Branch Office | Delivery | Dharapuram | Erode | Tirupur | Coimbatore | Tamil Nadu | Tamilnadu |
| 9 | Thottiapalayam B.O | Branch Office | Delivery | Dharapuram | Erode | Tirupur | Coimbatore | Tamil Nadu | Tamilnadu |
| 10 | Vellavavipudur B.O | Branch Office | Delivery | Dharapuram | Erode | Tirupur | Coimbatore | Tamil Nadu | Tamilnadu |