Hello Ma'am
Your son can one of the following colleges based on his rank:

• Techno India College Of Technology
• UIET - University Institute of Engineering and Technology, Panjab University
• AIT - Army Institute of Technology
• University Institute of Engineering and Technology, Kuruksh
• Asansol Engineering College
• Bengal College Of Engineering
• YMCA University of science and Technology, Faridabad
• RCC Institute Of Information Technology
• JLD Engineering And Management College

To find out the other colleges that he might get with this rank, visit the following link:
https://engineering.careers360.com/jee-main-college-predictor

All the best.

Since he got 2% less, there is no chance to get admission in IITs, NITs, IIITs and GFTIs. But colleges don't end here. There are several engineering colleges who take admission on the basis of JEE mains rank. In WBJEE counselling portal, there is a option using which he can appear there using mains marks. Many private colleges like Thapar University Patiala, Trident college of Engineering Bhubaneswar, MIT pune and many more colleges intakes student according to JEE mains ranking.

Warm regards