Hello,

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Here are some of the IIT colleges in Tamil Nadu.

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Indian institute of technology Madras, Chennai

National institute of technology, Tiruchirapalli

Alameen kajanan IIT college, Tiruchirapalli

National institute of technology, puducherry

Indian institute of information technology design & manufacturer, melakottaiyur village

Amrita university, Ettimadai

Vellore institute of technology, Vellore

Bharath university, selaiyur

Karunya university, Coimbatore

SRM engineering, Chennai

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These are some of the top colleges in Tamil Nadu.

If you aren't satisfied with any of this,you have Many others to choose.

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Hope this will help you out

Thank you