You can try in private college in other states like: Haryana, UP, West Bengal, Punjab, Rajasthan, Maharashtra. Most of the states have reservation for other state studnets in private colleges based on JEE Main score/rank.

You need to apply separately for them.

You can also focus in other engineering exams if you have applied like BITSAT, SRM, VIT, Manipal and Amrita.

How much marks are you expecting in JEE Main?