Tamilnadu State Road Transport Corporation TNSTC operates buses from Coimbatore to Karur. The travel route for the journey is via Palladam, Kangeyam and Vellankoil.
Coimbatore is famous for its industries and cool climate as well as Karur is famous for its bus building units and agriculture. The bus service among the two cities is a hit and used by passengers.

TNSTC operates both Ashok Leyland and TATA chassis for operation with 3*2 seatings. The timing of the service from 4:00 am to 9:30 pm there are buses with 30 minutes gap.
The bus service cannot be booked online at the moment for both TNSTC and SETC services.