Hi aspirant, since you have 80 percentile in your JEE mains exam 2021, now here you have not mentioned any category so it means you belong to general category so according to this below are some of the colleges in which you can get into;

• CTAE, Udaipur
• BVM Engineering College
• Vishwakarma Government Engineering College, Ahemdabad
• LD College of Engineering, Ahmedabad
• Government Engineering College, Bikaner
• University College of Engineering and Technology, Bikaner

Etc.

For more colleges visit on the below mentioned link;

https://engineering.careers360.com/jee-main-rank-predictor?utm_source=qna&utm_medium=jee_rp

Thank You.