Operated by SBST
| Direction | First bus (wkday) | Last bus | AM peak | AM off-peak | PM peak | PM off-peak |
|---|---|---|---|---|---|---|
| Yishun Int → Yishun Int | 05:20 | 00:55 | 3–4 min | 4–6 min | 3–5 min | 3–11 min |
First/last bus are at the origin stop, weekdays. Frequencies are LTA's scheduled ranges in minutes.