What is best college to do MBA in Coimbatore other than PSG college?

You can consider below names -

AMRITA SCHOOL OF BUSINESS - [ASB], COIMBATORE
PSG INSTITUTE OF MANAGEMENT - [PSGIM], COIMBATORE
SANKARA INSTITUTE OF MANAGEMENT SCIENCE - [SIMS], COIMBATORE
KARUNYA UNIVERSITY, COIMBATORE
GRG SCHOOL OF MANAGEMENT STUDIES - [GRGSMS], COIMBATORE
COIMBATORE INSTITUTE OF MANAGEMENT AND TECHNOLOGY - [CIMAT], COIMBATORE
NEHRU COLLEGE OF MANAGEMENT - [NCM], COIMBATORE etc.

Hope this helps!!!

I am sharing list of colleges in Coimbatore which has top MBA colleges.
You can check it below:
MBA colleges

All the best.