Tomball High School — Bell Schedules
| | First Bell | Tardy Bell | Dismissal Bell | Operational Minutes |
| Regular Hours | 7:10 a.m. | 7:20 a.m. | 2:35 p.m. | 445 |
School Day Schedule
| Regular School Day |
7:20 AM |
2:35 PM |
435 min |
| Early Dismissal |
7:20 AM |
11:30 AM |
250 min |
Regular Bell Schedule
| 1st period |
7:20 AM |
8:13 AM |
53 min |
| 2nd period |
8:18 AM |
9:13 AM |
55 min |
| 3rd period |
9:18 AM |
10:11 AM |
53 min |
| 4th period |
10:16 AM |
11:09 AM |
53 min |
| 5th period |
11:09 AM |
12:39 PM |
90 min |
| "A" lunch |
11:09 AM |
11:39 AM |
30 min |
| "B" lunch |
11:39 AM |
12:09 PM |
30 min |
| "C" lunch |
12:09 PM |
12:39 PM |
30 min |
| 6th period |
12:44 PM |
1:37 PM |
53 min |
| 7th period |
1:42 PM |
2:35 PM |
53 min |
Pep Rally Schedule
| 1st period |
7:20 AM |
8:15 AM |
55 min |
| 2nd period |
8:21 AM |
9:11 AM |
50 min |
| Pep Rally |
9:11 AM |
9:41 AM |
30 min |
| 3rd period |
9:47 AM |
10:32 AM |
45 min |
| 4th period |
10:38 AM |
11:23 AM |
45 min |
| 5th Period |
11:29 AM |
12:53 PM |
84 min |
| "A" lunch |
11:23 AM |
11:53 AM |
30 min |
| "B" lunch |
11:53 AM |
12:23 PM |
30 min |
| "C" lunch |
12:23 PM |
12:53 PM |
30 min |
| 6th period |
12:59 PM |
1:44 PM |
45 min |
| 7th period |
1:50 PM |
2:35 PM |
45 min |
Early Release Schedule
| 1st period |
7:20 AM |
7:52 AM |
32 min |
| 2nd period |
7:57 AM |
8:30 AM |
33 min |
| 3rd period |
8:35 AM |
9:07 AM |
32 min |
| 4th period |
9:12 AM |
9:44 AM |
32 min |
| 5th period |
9:49 AM |
10:21 AM |
32 min |
| 6th period |
10:26 AM |
10:58 AM |
32 min |
| 7th period |
11:03 AM |
11:35 AM |
32 min |
Tomball High School - 30330 Quinn Road, Tomball, TX 77375 - Phone: (281) 357-3220 - Fax: (281) 357-3248