Operated by SBST
| Direction | First bus (wkday) | Last bus | AM peak | AM off-peak | PM peak | PM off-peak |
|---|---|---|---|---|---|---|
| Blk 203B → Opp Century Sq | 06:12 | 10:11 | 2–11 min | 2–12 min | — | — |
First/last bus are at the origin stop, weekdays. Frequencies are LTA's scheduled ranges in minutes.