Kallakudi is a small township in the Tiruchirapalli district of Tamil Nadu in India. It is located at a distance of 40 km from Tiruchirapalli Junction. This is the place which turned the career of Karunanidhi, the former chief minister of Tamil Nadu.

This article does not cite any sources. (April 2008)

Kallakudi
Town panchayat
Kallakudi Location in Tamil Nadu, India
Coordinates: 10°58′36″N 78°57′9″E
Country	India
State	Tamil Nadu
District	Tiruchirapalli
Languages
• Official	Tamil
Time zone	UTC+5:30 (IST)
PIN	621651,621652
Vehicle registration	TN-48
Coastline	0 kilometres (0 mi)
Nearest city	Trichy
Lok Sabha constituency	perambalur

Kallakudi is the hometown of Dalmia Cements. This region is rich in limestone deposits. Dalmia Cements was the largest cement plant in Asia at its completion.It has a settlement called Dalmiapuram.

Educational institutions like Vivekananda matriculation school and Dalmia higher secondary school serves the local population here. Students do their higher education mostly in Trichy. There is a Saint Xavier middle school started in 1914. this was the first school in this area for the poor students.