List of colleges accepting both:

• Techno India,salt lake
• Indian institute of engineering science and technology,shibpur
• Heritage institute of technology, Kolkata
• University of Calcutta, Kolkata
• Institute of engineering and management, Kolkata
• Haldia institute of technology,Haldia
• Techno India university, Kolkata
• Jalpaiguri government engineering College, Jalpaiguri
• Meghnad Saha institute of technology, south 24 parganas
• Calcutta institute of engineering and management, Kolkata
• Asansol engineering college, Asansol
• Dr BC Roy engineering college, Durgapur 
• Bengal college of engineering and technology, Durgapur

Hello student,

The list of colleges which accept both JEE Mains and WBJEE are:

• Jadavpur University, Kolkata
• Indian Institute of Engineering Science and Technology Shibpur
• National Institute of Technology Durgapur
• University of Calcutta, Kolkata
• Jalpaiguri Government Engineering College, Jalpaiguri
• Government College of Engineering and Textile Technology
• Murshidabad College of Engineering and Technology, Murshidabad
• Hooghly Institute of Technology, Hooghly

Cheers!