Coimbatore town bus route no 21C 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 Devarayapuram West and Gandhipuram Town Bus Stand on daily basis.
This TNSTC 21C route Coimbatore city bus runs about 15 trips every day (one-way) and goes through 36 bus stops during a one way trip.