| Headsigns | Start | End | Duration | Schedule |
|---|---|---|---|---|
321 SURREY CTRL STN 321 WHITE ROCK CTR | 13:59 | 23:05 | 09:06 | Su (4/12-6/20) |
| Headsign | Start | End | Duration | Service days |
|---|---|---|---|---|
| 321 SURREY CTRL STN | 13:59 | 14:46 | 00:47 | Su (4/12-6/20) +5/24 |
| 321 WHITE ROCK CTR | 15:00 | 15:56 | 00:56 | Su (4/12-6/20) +5/24 |
| 321 SURREY CTRL STN | 16:11 | 16:57 | 00:46 | Su (4/12-6/20) +5/24 |
| 321 WHITE ROCK CTR | 17:12 | 18:06 | 00:54 | Su (4/12-6/20) +5/24 |
| 321 SURREY CTRL STN | 18:25 | 19:10 | 00:45 | Su (4/12-6/20) +5/24 |
| 321 WHITE ROCK CTR | 19:24 | 20:18 | 00:54 | Su (4/12-6/20) +5/24 |
| 321 SURREY CTRL STN | 20:28 | 21:10 | 00:42 | Su (4/12-6/20) +5/24 |
| 321 WHITE ROCK CTR | 21:15 | 21:59 | 00:44 | Su (4/12-6/20) +5/24 |
| 321 SURREY CTRL STN | 22:27 | 23:05 | 00:38 | Su (4/12-6/20) +5/24 |