I got 81.9 percentile in JEE paper 2. Will I get any NIT? I belong to OBC category.

Hi, Kindly predict your college in this college predictor. JEE Mains rank predictor is an online tool which predicts the candidates rank range and probable colleges based on the difficulty level of the examination, average marks scored in JEE Main and seats available in IITs, NITs, GFTIs, and other

Please visit this site. I hope this will help you- https://www.shiksha.com/b-tech/resources/jee-mains-college-predictor

There are only 9 NITs offering B.Arch where the total number of seats are around 560. Therefore, with this percentile it's not possible for you to get admission in any of the NITs. So, It's better for you to go with private identities.