| Headsigns | Start | End | Duration | Schedule |
|---|---|---|---|---|
321 SURREY CTRL STN 321 SURREY CTRL STN 321 WHITE ROCK CTR 321 WHITE ROCK SOUTH | 06:23 | 24:11 | 17:48 | Su (4/12-6/20) |
| Headsign | Start | End | Duration | Service days |
|---|---|---|---|---|
| 321 WHITE ROCK CTR | 06:23 | 07:04 | 00:41 | Su (4/12-6/20) +5/24 |
| 321 SURREY CTRL STN | 07:14 | 07:53 | 00:39 | Su (4/12-6/20) +5/24 |
| 321 WHITE ROCK SOUTH | 08:00 | 08:45 | 00:45 | Su (4/12-6/20) +5/24 |
| 321 SURREY CTRL STN | 08:53 | 09:39 | 00:46 | Su (4/12-6/20) +5/24 |
| 321 WHITE ROCK CTR | 10:00 | 10:51 | 00:51 | Su (4/12-6/20) +5/24 |
| 321 SURREY CTRL STN | 10:58 | 11:39 | 00:41 | Su (4/12-6/20) +5/24 |
| 321 WHITE ROCK CTR | 12:00 | 12:53 | 00:53 | Su (4/12-6/20) +5/24 |
| 321 SURREY CTRL STN | 12:57 | 13:44 | 00:47 | Su (4/12-6/20) +5/24 |
| 321 WHITE ROCK CTR | 14:00 | 14:55 | 00:55 | Su (4/12-6/20) +5/24 |
| 321 SURREY CTRL STN | 15:11 | 15:58 | 00:47 | Su (4/12-6/20) +5/24 |
| 321 WHITE ROCK CTR | 16:12 | 17:07 | 00:55 | Su (4/12-6/20) +5/24 |
| 321 SURREY CTRL STN | 17:25 | 18:10 | 00:45 | Su (4/12-6/20) +5/24 |
| 321 WHITE ROCK CTR | 18:24 | 19:18 | 00:54 | Su (4/12-6/20) +5/24 |
| 321 SURREY CTRL STN | 19:39 | 20:22 | 00:43 | Su (4/12-6/20) +5/24 |
| 321 WHITE ROCK SOUTH | 20:36 | 21:25 | 00:49 | Su (4/12-6/20) +5/24 |
| 321 SURREY CTRL STN | 21:38 | 22:25 | 00:47 | Su (4/12-6/20) +5/24 |
| 321 WHITE ROCK SOUTH | 22:30 | 23:17 | 00:47 | Su (4/12-6/20) +5/24 |
| 321 SURREY CTRL STN | 23:29 | 24:11 | 00:42 | Su (4/12-6/20) +5/24 |