| Business | Phone |
| Bakersfield Pipe & Supply 2530 N Palm Dr, Signal Hill 90755 | (562) 426-6468 |
| National-Oilwell Varco 2875 Junipero Ave, Signal Hill 90755 | (562) 424-0751 |
| Pump-Mates Usa 2716 Dawson Ave, Signal Hill 90755 | (562) 595-6966 |
| Jerry's Oil Field Instruments 2750 Walnut Ave, Signal Hill 90755 | (562) 424-7299 |
| Edward Pedroza 2300 Walnut Ave, Signal Hill 90755 | (562) 981-0860 |