| Abbreviation | Definition |
|---|---|
| HSYAT | High School Youth Action Team |
| HTAS | Haverford Township Adult School |
| HTCS | Harriet Tubman Charter School |
| HTDS | Holy Trinity Day School |
| HTHS | Haddon Township High School |
| HTHS | Harrison Trimble High School |
| HTHS | Hewitt Trussville High School |
| HTHS | High Tech High School |
| HTHS | High Technology High School |
| HTHS | Hinsdale Township High School |
| HTIS | Holy Trinity International School |
| HTMS | Helen Tyson Middle School |
| HTMS | Heung To Middle School |
| HTMS | Hewitt Trussville Middle School |
| HTMS | High Tech Management School |
| HTMS | Hightower Trail Middle School |
| HTPS | Hardyston Township Public Schools |
| HTPS | Hillsborough Township Public Schools |
| HTPS | Holy Trinity Parish School |
| HTS | Holy Trinity School |