Hey.
Here is a list of law college offering  3 year LLB course and their respective cut off. Most of the good law colleges and government colleges offer admission only through Law entrances. There are very few colleges like Amity University, LPU etc take admission without entrances. But being private universities, there fee will also be on the higher side.

- DU LLB - Delhi University

MH CET- GLC mumbai, ILS Pune and other colleges in Maharashtra

SLAT- Symbiosis Law school

PU LLB- Panjab University, Chandigarh 

LSAT- Jindal global Law school, IIT Kharagpur and other private law colleges

BHU LLB- Banaras Hindu University

BVP LLB- Bharatiya Vidyapeeth

TS LAWCET Etc



Best of luck!