Chennai city bus route no 21K operated by MTC (Metropolitan Transport Corporation, Chennai). MTC is the company that operates the public bus service in Chennai and runs multiple number of city buses between High Court Bus Terminus and Bharat Electronics everyday.
MTC Chennai offer different types of bus services including Normal, Express, Deluxe, Air Conditioned Deluxe and Small Bus. MTC is also one of the largest bus service operator in the country with a fleet of over 4500 buses. With more than 750 bus routes, It connects almost every part of Chennai and sub-urban with its huge network of buses.
This MTC Chennai 21K route city bus runs about 18 trips every day (one-way) and goes through 27 bus stops during the one way trip.