Route 27B
KOYAMBEDUANNA SQUARE
Scheduled departures from MTC. Actual times may vary.
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Direction
26 availableDepartures
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At the stop
Scheduled to depart 05:05 from AMBATHUR ESTATE
Stops along this route
AMBATHUR ESTATE → KOYAMBEDU
MTC Official data. Timings are scheduled departures (last updated September 2026); actual departure may vary with traffic.
The 27B is an MTC bus route in Chennai that runs between Koyambedu and Anna Square, covering 10 stops. Key stops along the way include Naduvankarai, T.B.Institute and Periyar Bridge.
The first 27B bus departs at 00:50 and the last at 23:55. MTC operates 407 trips a day on this route.
Yes. Route 27B has MTC night service in addition to its daytime trips.
MTC route data verified September 2026; corrections from local commuters.
