Operated by SBST
| Direction | First bus (wkday) | Last bus | AM peak | AM off-peak | PM peak | PM off-peak |
|---|---|---|---|---|---|---|
| Yio Chu Kang Int → Yio Chu Kang Int | 05:30 | 23:30 | 11–14 min | 14–17 min | 15 min | 17–21 min |
First/last bus are at the origin stop, weekdays. Frequencies are LTA's scheduled ranges in minutes.