First of all heartily congratulations to you...and I think you will get good branches in following colleges ....

1) Nit agartala

2)NIT UTTARAKHAND

3)IIIT KOTA

4)NIT PATNA

5)IIIT SRICITY

6)IIIT KALYANI

You have a chance of getting this colleges(ECE Branch) with your rank

Dr. B R Ambedkar National Institute of Technology, Jalandhar

Indian Institute of Information Technology, Design & Manufacturing, Kancheepuram

National Institute of Technology, Andhra Pradesh

National Institute of Technology, Uttarakhand

National Institute of Technology, Srinagar

National Institute of Technology, Silchar

To know more colleges visit the below link

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