Hello Nawin

The best architecture colleges in Tamilnadu are as follows:

1)Anna University(Chennai)

2)Rathinam School of Architecture(Coimbatore)

3)Mcgan's Ooty School of Architecture(Coimbatore)

4)St.Peter's University(Chennai)

5)National Institute of Technology(Thiruchirapalli)

6)SRM University(Kanchipuram)

7)Sathyabama Institute of Science and Technology(Chennai)

Hope this information was helpful.

Thank You