Mandirapureeswarar Temple, Tiruvusathanam
| Location of the temple | Tiruvusathanam (now known as Koyilur) |
| Lord Shiva known as | Mandirapureeswarar |
| Female deity known as | Periya Nayagi |
| Pathigam | Sambandar – 1 |
| How to reach | This paadal petra sthalam is located about 2 Kms to the north from Muthupettai on the Muthupettai – Mannarkudi road. Muthupettai can be reached by bus from Tiruthuraipoondi, Mannarkudi, Thanjavur, Pattukottai, Tiruvarur. |
The sivalingam of Mandirapureeswarar here is a Swayambu Lingam and white in colour. Ramar, Lakshmanan, Hanuman, Jaambavaan, Sukreevan are said to have worshipped Lord Shiva at this sthalam.