| Diploma/Certificate/Degree Program | US College |
| Heating, Air Conditioning and Refrigeration Technology | Wharton County Junior College |
| Heating, Air Conditioning, Refrigeration | Tarrant County College |
| Air Conditioning, Heating and Refrigeration | St. Philip's College |
| Air Conditioning and Refrigeration | Paris Junior College |
| Air Conditioning and Refrigeration | Paris Junior College |
| Air Conditioning and Refrigeration (Certificate) | Paris Junior College |
| Air Conditioning and Refrigeration | Paris Junior College |
| Air Conditioning, Heating, and Refrigeration Technology | Midland College |
| Heating, Ventilation, and Air Conditioning Technology | Lamar Institute of Technology |
| Air Conditioning | Lamar Institute of Technology |
| Heating, Air Conditioning and Refrigeration | Houston Community College System |
| Heating, Air Conditioning, and Refrigeration Technology | Grayson County College |
| Air Conditioning (Heating, Ventilation, and AC) | Eastfield College |
