Hi Zaid,

If you have got AIR 30764 OBC category rank in JEE Mains 2020 Examination than, your marks would be around 63.

At 63 marks your CRL rank comes out to be AIR 107269 - AIR 139419.

Refer here for more info - https://engineering.careers360.com/articles/jee-main-marks-vs-rank

To know your other best admission possibilities of Institutes & branches in JOSSA & State counseling as per your percentile, You can use JEE Main College Predictor tool given below

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

Feel free to ask doubts in the Comment Section.

I hope this information helps you.

Good Luck!