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Timings shown are scheduled departures sourced from the official MTC website and verified by commuters; actual times may vary. TN Bus Stand is an independent platform and is not affiliated with MTC, TNSTC, SETC or any government body.

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Data updated September 2026

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21C

21C bus route: Royapuram to Kannagi Nagar SCB – MTC Chennai bus timings

Route 21C

ROYAPURAMKANNAGI NAGAR SCB

MTC Verified
15Stops
26Daily trips
05:30First bus
20:50Last bus

Scheduled departures from MTC. Actual times may vary.

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Direction

8 available

Departures

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At the stop

Scheduled to depart 06:50 from ADYAR B.S.

Stops along this route

ADYAR B.S. → KANNAGI NAGAR TNUHDB

  1. ROYAPURAM

    06:50
  2. PARRYS CORNER

    —
  3. M.G.R.CENTRAL

    —
  4. P.OR & SONS

    —
  5. WESLEY H.S

    —
  6. Y.M.I.A

    —
  7. MANDAVELI

    —
  8. A.M.S.HOSPITAL

    —
  9. ADYAR O.T.

    —
  10. ADYAR DEPOT

    —
  11. SRP TOOLS

    —
  12. KANDANCHAVADI

    —
  13. THORAPPAKKAM TEA SHOP

    —
  14. THORAPPAKKAM PTC COLONY

    —
  15. KANNAGI NAGAR SCB

    —
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MTC Official data. Timings are scheduled departures (last updated September 2026); actual departure may vary with traffic.

What is the MTC 21C bus route?

The 21C is an MTC bus route in Chennai that runs between Royapuram and Kannagi Nagar SCB, covering 15 stops. Key stops along the way include Wesley H.S, A.M.S.Hospital and Kandanchavadi.

What time is the first and last 21C bus?

The first 21C bus departs at 05:30 and the last at 20:50. MTC operates 26 trips a day on this route.

Does the 21C bus run at night?

Route 21C runs during regular daytime hours; no dedicated night service is listed for it.

MTC route data verified September 2026; corrections from local commuters.

Key stops on route 21C

  • First stopRoyapuram
  • Major stopWesley H.S
  • Major stopA.M.S.Hospital
  • Major stopKandanchavadi
  • Last stopKannagi Nagar SCB

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