| 663 |
Yishun Avenue 6 - Shenton Way |
| 663 | Tower Transit | |
|---|---|---|
| From Yishun Avenue 6 | ||
| First Bus | Last Bus | |
| Weekdays | 0720 | 0750 |
| Saturdays | No Operations | No Operations |
| Sundays & Public Holidays | No Operations | No Operations |
| From Anson Road | ||
| First Bus | Last Bus | |
| Weekdays | 1815 | 1830 |
| Saturdays | No Operations | No Operations |
| Sundays & Public Holidays | No Operations | No Operations |
| Bus Service Frequency | |||
| Before 0830 | 0831 - 1659 | 1700 - 1900 | After 1900 |
| From Yishun Avenue 6 | |||
| 15-15 | - | - | - |
| From Anson Road | |||
| - | - | 15-15 | - |