| Business | Phone |
| Appliance Doctor 22675 Eton Dr, Grand Terrace 92313 | (909) 825-8525 |
| Bartel Heating & Air Cond 21582 Main St, Grand Terrace 92313 | (909) 825-8760 |
| Bebow's Heating & Air 22414 Tanager St, Grand Terrace 92313 | (909) 783-2077 |
| Collins Heating Air Cond 22557 Raven Way, Grand Terrace 92313 | (909) 783-1949 |
| Ray Co Heating & Air Cond 22340 Pico St, Grand Terrace 92313 | (909) 884-1211 |