Operated by TTS
| Direction | First bus (wkday) | Last bus | AM peak | AM off-peak | PM peak | PM off-peak |
|---|---|---|---|---|---|---|
| Yishun Int → Yishun Int | 05:30 | 22:40 | 6–8 min | 5–11 min | 7–10 min | 7–10 min |
First/last bus are at the origin stop, weekdays. Frequencies are LTA's scheduled ranges in minutes.