Congratulations that's a great rank . Now coming to the college's you can easily get NIT , GFTIS and if you want IITs you must apply for JEE advanced .If you are from specific reserved category than it will be more easy for you to get colleges . You can go to our college predictor link and it will give you the name of counselling and college's you can apply for https://engineering.careers360.com/jee-main-college-predictor?icn=QnA&ici=qna_answer

Following are the NITs you may get into with this rank.

1. NIT Goa
2. NIT Nagaland
3. NIT Arunachalpradesh
4. NIT Manipur
5. NIT Agartala
6. NIT MIzoram
7. NIT Sikkim

However you have a chance to get a list of prescribed colleges against your rank. You just need to use JEE MAIN COLLEGE PREDICTOR. Click the link below, put necessary information and get result instantly.

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

All the best.