Avinashi (pronunciationⓘ) (previously known as Thirupukkoliyur) is a municipality in the Tiruppur district in the Indian state of Tamil Nadu.

It is a stopping place for vehicles travelling from the western part of Tamil Nadu to Chennai and Cochin.

Avinashi is part of the ancient Kongunadu region, which now comprises the districts of Tiruppur, Coimbatore, Erode, Nilgiris, Salem, Dharmapuri, Karur, Namakkal, Dindigul and Krishnagiri.

Avinashi is a suburb of Tiruppur located on the arterial road connecting the textile cities of Tirupur, Erode and Coimbatore.

It is known for the Shiva temple constructed by Sundarapandiya and is closely associated with the Saiva saint Sundaramoorthy Nayanar.

The key public mass transport for Avinashi is Buses run by the State Government & Private Sector that provide service to the people.

The town and its surrounding areas are notable for a significant concentration of textile mills, encompassing both spinning and weaving operations.

Agriculture constitutes the primary livelihood for a considerable portion of the population residing in Avinashi Taluk, which encompasses 32 sub-villages.

Notably, Palankarai, Thekkalur, and Sevur are distinguished by their higher population density and developmental progress.

[7] This temple's car is the second biggest in India, after the one in Tiruvarur [8] and is noted for its fine wooden carvings.