Coimbatore town bus route no 4M is operated by TNSTC Coimbatore (Tamil Nadu State Transport Corporation Limited). TNSTC Coimbatore is the company that operates the public bus transport service in Coimbatore town and runs multiple number of city buses between Thudiyalur and Nanjundapuram on daily basis.
This TNSTC 4M route Coimbatore city bus runs about 15 trips every day (one-way) and goes through 33 bus stops during a one way trip.