| Headsigns | Start | End | Duration | Schedule |
|---|---|---|---|---|
321 SURREY CTRL STN 321 SURREY CTRL STN 321 NEWTON EXCH 321 WHITE ROCK CTR 321 WHITE ROCK SOUTH | 10:45 | 21:46 | 11:01 | Sa (4/06-5/17) |
| Headsign | Start | End | Duration | Service days |
|---|---|---|---|---|
| 321 WHITE ROCK CTR | 10:45 | 11:38 | 00:53 | Sa (4/06-5/17) |
| 321 SURREY CTRL STN | 11:47 | 12:42 | 00:55 | Sa (4/06-5/17) |
| 321 WHITE ROCK CTR | 12:55 | 13:51 | 00:56 | Sa (4/06-5/17) |
| 321 SURREY CTRL STN | 14:02 | 14:57 | 00:55 | Sa (4/06-5/17) |
| 321 WHITE ROCK CTR | 15:06 | 16:04 | 00:58 | Sa (4/06-5/17) |
| 321 SURREY CTRL STN | 16:15 | 17:09 | 00:54 | Sa (4/06-5/17) |
| 321 WHITE ROCK CTR | 17:22 | 18:20 | 00:58 | Sa (4/06-5/17) |
| 321 SURREY CTRL STN | 18:30 | 19:19 | 00:49 | Sa (4/06-5/17) |
| 321 WHITE ROCK SOUTH | 19:30 | 20:17 | 00:47 | Sa (4/06-5/17) |
| 321 SURREY CTRL STN | 20:22 | 21:17 | 00:55 | Sa (4/06-5/17) |
| 321 NEWTON EXCH | 21:30 | 21:46 | 00:16 | Sa (4/06-5/17) |