| Academic Advising | Mr. Lee Holm | Crooker Center | 713–942–3494 |
| Address Change | Registrar's Office | Herzstein Enrollment Center | 713-525-2150 |
| Admissions | Admissions Office | Monaghan House | 713-525-3500 |
| Freshman and Transfer | Admissions Office | Monaghan House | 713-525-3500 |
| Graduate Programs | | | |
| Business, Finance | Dr. Vinita Ramaswamy | Welder Hall | 713-525-2100 |
| Education | Dr. Ana-Lisa Gonzalez | Malloy Hall | 713-831-7235 |
| Liberal Arts | Dr. Thomas Behr | De La Salle House | 713-525-6951 |
| Philosophy | Dr. Brian Carl | Sullivan Hall | 713-525-3591 |
| Theology/Divinity | Dr. Jon Kirwan | School of Theology | 713-686-4345 |
| Faith and Culture | Rev. Binh Quach | Center for Faith and Center | 713-942-5067 |
| | | | |
| Auditing Classes | Registrar's Office | Herzstein Enrollment Center | 713-525-2150 |
| Billing Information | Business Office | Herzstein Enrollment Center | 713-525-6992 |
| Campus Student Employment | Career Services | Crooker Center | 713525-3160 |
| Campus Ministry/Chapel | Mr. Pat Gunning | Crooker Center | 713-525-3589 |
| Career Services & Testing Center | Ms. Paula Marsh | Crooker Center | 713-525-3161 |
| Catalogs | www.stthom.edu/catalogs | | |
| Change of Course (add/drop) | Academic Advisor | | |
| Class Schedules | www.stthom.edu/myStThom | | |
| Counseling and Wellness Services | Cecilia Garza | Crooker Center | 713-525-3162 |
| Degree Plans | Academic Advisor | | |
| Degree Progress | myStThom (website) | | |
| Fees | Business Office | Herzstein Enrollment Center | 713-525-6992 |
| Financial Aid | Office of Scholarships & Financial Aid | Herzstein Enrollment Center | 713-525-2170 |
| Honors | Dr. Michael Boler | Honors House | 713-525-3126 |
| Housing | | Guinan Residence Hall | 713-525-3836 |
| ID Cards | Student Services | Crooker Center | 713-525-3570 |
| International Student | Dora Zhang | Crooker Center | 713-942-3412 |
| Loans | Office of Scholarships & Financial Aid | Herzstein Enrollment Center | 713-525-2170 |
| Meal Plans | Dining Services | Crooker Center | 713-525-3873 |
| Medical Services | Student Affairs Office | Crooker Center | 713-525-3570 |
| Name Change | Registrar's Office | Herzstein Enrollment Center | 713-5252150 |
| Police, University | Security | Moran Parking Center | 713-525-3888 |
| Scholarships | Office of Scholarships and Financial Aid | Herzstein Enrollment Center | 713-525-2170 |
| Study Abroad | | Crooker Center | 713-525-3535 |
| Transcripts | Registrar's Office | Herzstein Enrollment Center | 713-525-2150 |
| Tutoring | Tutorial Services Center | Crooker Center | 713-525-3878 |
| Veteran Affairs | Dr. Trisha Ruiz | Veterans Success Center | 713-525-2101 |
| Withdrawal from Class or University | Registrar's Office | Herzstein Enrollment Center | 713-525-2150 |