Hi Aspirant!
Congratulation on your JEE RANK.As your rank is good you can easily get admission in NITs and NITS based on the last round cutoffs of EWS cateogory are  as follows:

1. NIT HAMIRPUR
2. NIT RAIPUR
3. NIT SILCHAR
4. NIT PATNA

And many more.You can also go for different NITs by checking seat matrix as previous year only some NITs give admission under EWS category but this year it can change. Or you can go for best iiits or try your luck in CSAB special counseling.

You can follow these Career360's articles for a better understanding of cutoffs.

NIT: https://engineering.careers360.com/articles/nits-cutoff-for-top-btech-branches

IIIT: https://engineering.careers360.com/articles/jee-main-cutoff-for-top-iiits

GFTI: https://engineering.careers360.com/articles/jee-main-cutoff-for-top-gftis

Also, you can follow up this Career360's article for more information on CSAB SPECIAL COUNSELLING:

https://engineering.careers360.com/articles/csab-special-round-for-nits-iiits-and-gftis

Also don't forget to check out the Career360 College Predictor to know your college admission chances based on your JEE Main Rank, Home State, Caste, Gender, etc. https://engineering.careers360.com/jee-main-college-predictor?icn=QnA&ici=qna_answer

HAPPY HUSTLING!