Saturday, 26 September 2026 Live data, refreshed every few minutes Railway newsहिन्दी
TrainLiveStatus
Train No. 66021 · MEMU

Mass-ajj Fast MEMU (MASS to AJJ)

Chennai Central Suburban Station to Arakkonam Jn · 69 km · 11 stops · Runs Daily
SeatsMapCoach positionDelay historyReturn: 66016

Checking live position…

The full timetable is below while live data loads.

Never miss your stopNever miss your stop
Arrival
Station
Departure
  1. Day 1
  2. Start
    Chennai Central Suburban Station
    MASS · 0 km
    19:10
  3. 19:41
    Tiruninravur
    TI · 30 km · 1 min halt
    19:42
  4. 19:54
    Tiruvallur
    TRL · 42 km · 1 min halt
    19:55
  5. 19:57
    Egattur
    EGT · 45 km · 1 min halt
    19:58
  6. 20:01
    Kadambattur
    KBT · 48 km · 1 min halt
    20:02
  7. 20:05
    Senji Panambakkam
    SPAM · 51 km · 1 min halt
    20:06
  8. 20:10
    Manavur
    MAF · 55 km · 1 min halt
    20:11
  9. 20:15
    Tiruvalangadu
    TO · 59 km · 1 min halt
    20:16
  10. 20:20
    Mosur
    MSU · 64 km · 1 min halt
    20:21
  11. 20:24
    Puliyamangalam
    PLMG · 67 km · 1 min halt
    20:25
  12. 20:40
    Arakkonam Jn
    AJJ · 69 km
    End

Check seats on 66021

Waitlisted? The percentage is the estimated chance of confirmation. Seats can also open up from a nearby station: open the trip planner.

66021 route map

Stations plotted in order. The line joins stops directly and does not trace the exact track. Map data © OpenStreetMap contributors.

66021 coach position

Coach order appears here once live data for this train loads. What do the codes mean?

How late does 66021 usually run?

We record this train's delay several times a day. A summary will appear here after a few days of observations.

New to train travel?New to train travel?

Mass-ajj Fast MEMU: common questions

What time does 66021 leave Chennai Central Suburban Station?

66021 Mass-ajj Fast MEMU is scheduled to depart Chennai Central Suburban Station (MASS) at 19:10 and reach Arakkonam Jn (AJJ) at 20:40, a journey of about 01 h 30 min.

On which days does 66021 run?

It runs daily.

How many stops does 66021 have?

11 scheduled halts over 69 km, including Tiruninravur, Tiruvallur, Egattur.

Which classes are available?

GEN. See the coach code guide for what each class means.

What is the return train?

The return service is 66016 Ajj-mass Passr from Arakkonam Jn to Chennai Central Suburban Station.

Timetable valid from 01-Jan-2026. Timings can change for maintenance, diversions or special notices, so check the live status on the day of travel.

From the blog

Helplines and servicesRailway helpline 139: every option explained25 Sep 2026 · 4 minItinerariesGoa by train: a 4-day itinerary from Mumbai24 Sep 2026 · 4 min