Hello Rohit,

Your rank in JEE Mains Examination is very very high due to which you can't get admission in government colleges. But you can surely get asmissadm in one of the top private institutions by appearing in their respective entrance examinations. Universities like Shiv Nadar, Amity, Galgotias, Chandigarh, LPU, SRM, ICFAI etc held their entrance Examination every year.

Dear aspirant, 

You can take the help of college predictor. I'm providing you the link in which you have to fill in the basic details like your rank, category etc. After submitting the details you will get the list of colleges which are open for you. 

https://engineering.careers360.com/jee-main-college-predictor

All the best for your next journey..!!