Route 166
IYYAPPANTHANGALTAMBARAM
Scheduled departures from MTC. Actual times may vary.
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Direction
4 availableDepartures
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At the stop
Scheduled to depart 05:20 from IYYAPPANTHANGAL
Stops along this route
IYYAPPANTHANGAL → PAZHANTHANDALAM
MTC Official data. Timings are scheduled departures (last updated September 2026); actual departure may vary with traffic.
The 166 is an MTC bus route in Chennai that runs between Iyyappanthangal and Tambaram, covering 13 stops. Key stops along the way include Periyapanicheri, Andarkuppam and Pallavaram.
The first 166 bus departs at 04:50 and the last at 20:40. MTC operates 24 trips a day on this route.
Yes. Route 166 has MTC night service in addition to its daytime trips.
MTC route data verified September 2026; corrections from local commuters.
