| Depot | Headsigns | Start | End | Duration | Schedule |
|---|---|---|---|---|---|
| STC | 321 SURREY CTRL STN 321 SURREY CTRL STN 321 WHITE ROCK CTR 321 WHITE ROCK SOUTH | 05:55 | 18:21 | 12:26 | Sa (4/06-6/21) |
| Headsign | Start | End | Duration | Service days |
|---|---|---|---|---|
| 321 WHITE ROCK CTR | 05:55 | 06:35 | 00:40 | Sa (4/06-6/21) |
| 321 SURREY CTRL STN | 06:57 | 07:40 | 00:43 | Sa (4/06-6/21) |
| 321 WHITE ROCK SOUTH | 07:45 | 08:32 | 00:47 | Sa (4/06-6/21) |
| 321 SURREY CTRL STN | 08:37 | 09:32 | 00:55 | Sa (4/06-6/21) |
| 321 WHITE ROCK CTR | 09:45 | 10:38 | 00:53 | Sa (4/06-6/21) |
| 321 SURREY CTRL STN | 10:47 | 11:42 | 00:55 | Sa (4/06-6/21) |
| 321 WHITE ROCK CTR | 11:55 | 12:51 | 00:56 | Sa (4/06-6/21) |
| 321 SURREY CTRL STN | 13:02 | 13:57 | 00:55 | Sa (4/06-6/21) |
| 321 WHITE ROCK CTR | 14:09 | 15:07 | 00:58 | Sa (4/06-6/21) |
| 321 SURREY CTRL STN | 15:17 | 16:11 | 00:54 | Sa (4/06-6/21) |
| 321 WHITE ROCK CTR | 16:21 | 17:19 | 00:58 | Sa (4/06-6/21) |
| 321 SURREY CTRL STN | 17:30 | 18:21 | 00:51 | Sa (4/06-6/21) |