First of all congratulation for your good score in jee main . You can get your home state nit easily . Other than you can get also some good nits . Your possible nits are listed below. 

•  Nit calicut
• Nit trichy
• Nit durgapur
• Nit jalandar
• Nit alhabad
• Nit Patna
• Nit meghalya
• Nit arunachal
• Nit Sikkim
• Nit goa
• Nit Nagaland

You can also check your possible college as per your rank in careers360 college predictor section for jee main . Best of luck for your future .