There are 11 post offices under PIN code 621215.
| Post Office | Office Type | Delivery Status | Taluk | District | Division | Region | State | Circle | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Arangoor B.O | Branch Office | Delivery | Thottiam | Tiruchirappalli | Srirangam | Tiruchy | Tamil Nadu | Tamilnadu |
| 2 | Kamalapuram B.O | Branch Office | Delivery | Thottiam | Tiruchirappalli | Srirangam | Tiruchy | Tamil Nadu | Tamilnadu |
| 3 | Minnathampatti B.O | Branch Office | Delivery | Thottiyam | Tiruchirappalli | Srirangam | Tiruchy | Tamil Nadu | Tamilnadu |
| 4 | Odayalampudur B.O | Branch Office | Delivery | Thottiyam | Tiruchirappalli | Srirangam | Tiruchy | Tamil Nadu | Tamilnadu |
| 5 | Servaikaranpatti B.O | Branch Office | Delivery | Thottiyam | Tiruchirappalli | Srirangam | Tiruchy | Tamil Nadu | Tamilnadu |
| 6 | Seventhipatti B.O | Branch Office | Delivery | Namakkal | Namakkal | Srirangam | Tiruchy | Tamil Nadu | Tamilnadu |
| 7 | Thalamalaipatti B.O | Branch Office | Delivery | Thottiyam | Tiruchirappalli | Srirangam | Tiruchy | Tamil Nadu | Tamilnadu |
| 8 | Tholurpatti B.O | Branch Office | Delivery | Thottiam | Tiruchirappalli | Srirangam | Tiruchy | Tamil Nadu | Tamilnadu |
| 9 | Thottiam S.O | Sub Office | Delivery | Thottiam | Tiruchirappalli | Srirangam | Tiruchy | Tamil Nadu | Tamilnadu |
| 10 | Varadarajapuram B.O | Branch Office | Delivery | Thottiyam | Tiruchirappalli | Srirangam | Tiruchy | Tamil Nadu | Tamilnadu |
| 11 | Yelurpatti B.O | Branch Office | Delivery | Thottiam | Tiruchirappalli | Srirangam | Tiruchy | Tamil Nadu | Tamilnadu |