Dear Sruti,

If by 'IIT Paper' rank you mean JEE rank, the yes, there are many colleges in Kerala for B. Arch.

Here is a list of colleges:

• National Institute of Technology, Calicut.
• College of Engineering, Trivandrum.
• MES College of Engineering.
  
• TKM College of Engineering, Kollam

Hope it helps.

Good Luck.