Hello, congratulations for the result. 

For finding out in which college  you have a chance you can use the  college predictor tool available on careers 360 website whose link is given below

Https://engineering.careers360.com/jee-main-rank-predictor

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

I hope this helps. all the best.

Hello aspirant, 

Based on previous year trends in NIT admissiions, chances are less to get admissiion into a top NIT even if you are pwd category.I recommend you to appear for jee main 2019 april session and secure score around 90 percentage which will increase your chance. 

Good luck