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Bus service

Bus 660M

Blk 991A / Opp Blk 991A ⇄ Prince Edward Rd Stn Exit 2 / Aft Enggor St

20 stops towards Prince Edward Rd Stn Exit 2 · 22 stops towards Opp Blk 991A

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First and last bus

From Blk 991A towards Prince Edward Rd Stn Exit 2

First bus, Mon to Fri07:26
Last bus, Mon to Fri08:00

From Aft Enggor St towards Opp Blk 991A

First bus, Mon to Fri18:05
Last bus, Mon to Fri18:25

Times at the first stop of each direction. Later stops are a few minutes behind. Source: LTA DataMall BusRoutes (live pull 2026-10-06). Saturday and Sunday first-bus times are not in the data we hold.

Route and stops

Direction 1: Blk 991A to Prince Edward Rd Stn Exit 2

20 stops

  1. 1Blk 991A66601 · Buangkok Cres · Mon to Fri 07:26 to 08:00
  2. 2Buangkok Sq66571 · Buangkok Cres · Mon to Fri 07:27 to 08:01
  3. 3Blk 986B66581 · Buangkok Cres · Mon to Fri 07:28 to 08:02
  4. 4Opp Blk 980C66549 · Buangkok Link · Mon to Fri 07:30 to 08:04
  5. 5Hougang Sec Sch64251 · Hougang St 91 · Mon to Fri 07:32 to 08:06
  6. 6Blk 68764609 · Hougang Ave 4 · Mon to Fri 07:34 to 08:08
  7. 7Blk 68164419 · Hougang Ave 4 · Mon to Fri 07:36 to 08:10
  8. 8Blk 60863379 · Hougang Ave 8 · Mon to Fri 07:38 to 08:12
  9. 9Opp Xinmin Pr Sch63389 · Hougang Ave 8 · Mon to Fri 07:40 to 08:14
  10. 10Blk 63263399 · Hougang Ave 8 · Mon to Fri 07:41 to 08:15
  11. 11Blk 10166339 · Ang Mo Kio Ave 3 · Mon to Fri 07:48 to 08:22
  12. 12Dhoby Ghaut Stn08057 · Orchard Rd · Mon to Fri 08:12 to 08:46
  13. 13Bencoolen Stn Exit B08069 · Bras Basah Rd · Mon to Fri 08:13 to 08:47
  14. 14Aft Bras Basah Stn Exit A04179 · Bras Basah Rd · Mon to Fri 08:14 to 08:48
  15. 15Raffles Hotel02049 · Bras Basah Rd · Mon to Fri 08:15 to 08:49
  16. 16Opp War Memorial Pk02119 · Nicoll Highway · Mon to Fri 08:16 to 08:50
  17. 17OUE Bayfront03019 · Collyer Quay · Mon to Fri 08:18 to 08:52
  18. 18One Raffles Quay03059 · Raffles Quay · Mon to Fri 08:19 to 08:53
  19. 19UIC Bldg03129 · Shenton Way · Mon to Fri 08:20 to 08:54
  20. 20Prince Edward Rd Stn Exit 203218 · Shenton Way · Mon to Fri 08:21 to 08:55

Direction 2: Aft Enggor St to Opp Blk 991A

22 stops

  1. 1Aft Enggor St03241 · Anson Rd · Mon to Fri 18:05 to 18:25
  2. 2Aft Capital Twr03111 · Robinson Rd · Mon to Fri 18:09 to 18:29
  3. 380 Robinson Rd03071 · Robinson Rd · Mon to Fri 18:11 to 18:31
  4. 4Raffles Pl Stn Exit F03031 · Robinson Rd · Mon to Fri 18:13 to 18:33
  5. 5Fullerton Sq03011 · Fullerton Rd · Mon to Fri 18:17 to 18:37
  6. 6Esplanade Bridge02111 · Esplanade Dr · Mon to Fri 18:21 to 18:41
  7. 7Capitol Bldg04111 · Stamford Rd · Mon to Fri 18:25 to 18:45
  8. 8SMU04121 · Stamford Rd · Mon to Fri 18:28 to 18:48
  9. 9YMCA08041 · Orchard Rd · Mon to Fri 18:30 to 18:50
  10. 10Dhoby Ghaut Stn Exit B08031 · Penang Rd · Mon to Fri 18:32 to 18:52
  11. 11Blk 55466331 · Ang Mo Kio Ave 3 · Mon to Fri 19:02 to 19:22
  12. 12Blk 63963391 · Hougang Ave 8 · Mon to Fri 19:05 to 19:25
  13. 13Xinmin Pr Sch63381 · Hougang Ave 8 · Mon to Fri 19:06 to 19:26
  14. 14Blk 67963371 · Hougang Ave 8 · Mon to Fri 19:07 to 19:27
  15. 15Blk 67064411 · Hougang Ave 4 · Mon to Fri 19:08 to 19:28
  16. 16Blk 91964601 · Hougang Ave 4 · Mon to Fri 19:08 to 19:28
  17. 17Blk 925A CP64259 · Hougang St 91 · Mon to Fri 19:09 to 19:29
  18. 18Hougang Pr Sch64091 · Hougang St 93 · Mon to Fri 19:10 to 19:30
  19. 19Blk 980C66541 · Buangkok Link · Mon to Fri 19:11 to 19:31
  20. 20Buangkok Sports Pk66589 · Buangkok Cres · Mon to Fri 19:12 to 19:32
  21. 21Blk 998B66579 · Buangkok Cres · Mon to Fri 19:12 to 19:32
  22. 22Opp Blk 991A66609 · Buangkok Cres · Mon to Fri 19:13 to 19:33

Stop activity along the route

Stop activity, all buses. LTA counts people tapping in and out at each bus stop across every service that calls there, not just bus 660M. Counts are monthly totals for September 2026.

Showing 08:00 to 08:59, weekdays. Bars are relative to the busiest stop on this route at that hour. In = tap-ins, Out = tap-outs.

Direction 1: Blk 991A to Prince Edward Rd Stn Exit 2

  1. Blk 991A66601
    In359
    Out705
  2. Buangkok Sq66571
    In711
    Out1,038
  3. Blk 986B66581
    In444
    Out242
  4. Opp Blk 980C66549
    In219
    Out21
  5. Hougang Sec Sch64251
    In521
    Out1
  6. Blk 68764609
    In2,050
    Out858
  7. Blk 68164419
    In6,656
    Out5,528
  8. Blk 60863379
    In2,788
    Out513
  9. Opp Xinmin Pr Sch63389
    In4,309
    Out785
  10. Blk 63263399
    In5,125
    Out619
  11. Blk 10166339
    In10,592
    Out6,631
  12. Dhoby Ghaut Stn08057
    In9,700
    Out28,003
  13. Bencoolen Stn Exit B08069
    In4,882
    Out14,537
  14. Aft Bras Basah Stn Exit A04179
    In1,597
    Out6,781
  15. Raffles Hotel02049
    In1,644
    Out7,131
  16. Opp War Memorial Pk02119
    In364
    Out3,476
  17. OUE Bayfront03019
    In671
    Out19,805
  18. One Raffles Quay03059
    In906
    Out21,336
  19. UIC Bldg03129
    In2,689
    Out23,595
  20. Prince Edward Rd Stn Exit 203218
    In414
    Out6,930

Direction 2: Aft Enggor St to Opp Blk 991A

  1. Aft Enggor St03241
    In104
    Out11,939
  2. Aft Capital Twr03111
    In2,574
    Out23,322
  3. 80 Robinson Rd03071
    In509
    Out15,693
  4. Raffles Pl Stn Exit F03031
    In636
    Out4,706
  5. Fullerton Sq03011
    In825
    Out2,149
  6. Esplanade Bridge02111
    In108
    Out761
  7. Capitol Bldg04111
    In610
    Out3,185
  8. SMU04121
    In897
    Out3,105
  9. YMCA08041
    In5,498
    Out3,243
  10. Dhoby Ghaut Stn Exit B08031
    In7,369
    Out2,528
  11. Blk 55466331
    In4,418
    Out8,802
  12. Blk 63963391
    In1,041
    Out706
  13. Xinmin Pr Sch63381
    In1,052
    Out515
  14. Blk 67963371
    In787
    Out284
  15. Blk 67064411
    In3,339
    Out3,742
  16. Blk 91964601
    In1,816
    Out327
  17. Blk 925A CP64259
    In0
    Out0
  18. Hougang Pr Sch64091
    In131
    Out154
  19. Blk 980C66541
    In496
    Out386
  20. Buangkok Sports Pk66589
    In2,321
    Out187
  21. Blk 998B66579
    In3,066
    Out568
  22. Opp Blk 991A66609
    In4,684
    Out257

Source: LTA DataMall, passenger volume by bus stop, September 2026.