Operated by TTS
| Direction | First bus (wkday) | Last bus | AM peak | AM off-peak | PM peak | PM off-peak |
|---|---|---|---|---|---|---|
| Sembawang Int → Bt Merah Int | 05:30 | 23:30 | 30 min | 30 min | 30 min | 30 min |
| Bt Merah Int → Sembawang Int | 05:45 | 23:45 | 30 min | 30 min | 30 min | 30 min |
First/last bus are at the origin stop, weekdays. Frequencies are LTA's scheduled ranges in minutes.