Operated by SBST
| Direction | First bus (wkday) | Last bus | AM peak | AM off-peak | PM peak | PM off-peak |
|---|---|---|---|---|---|---|
| Yishun Int → Opp Yishun Stn Exit B | 17:05 | 20:01 | — | — | 4–32 min | — |
First/last bus are at the origin stop, weekdays. Frequencies are LTA's scheduled ranges in minutes.