TNSTC operates daily bus services from Karaikudi to Coimbatore. The bus service is operated with Non AC class of service with 3*2 seating and ordinary seats.

Please find below the government Non AC TNSTC Bus Service Timings from Karaikudi to Coimbatore.
- 11:00 am via Palani
- 12:50 pm via Palani
- 1:50 pm via Trichy
- 3:20 pm via Dindigul
- 7:35 pm via Dindigul
- 9:15 pm via Palani
- 9:45 pm via Dindigul
At present , the bus service doesn’t have online ticket reservation system.
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