If you have cleared your cutoff then It means You have cleared the cutoff for JEE ADVANCED.

And Even you can get good college on the basis of your JEE MAINS marks too.

I will recommend you to check All The Colleges, That is available for You on basis of your rankings and Reservation, Then You can also check that at Our JEE MAINS COLLEGE Predictor. That will be very helpful for You. And Then You can easily compare good colleges and choose which one will be best for you.

https://engineering.careers360.com/jee-main-college-predictor?icn=QnA&ici=qna_answer

ALL THE BEST :)