| Business | Phone |
| Alameda Electrical Distrs 25823 Clawiter Rd, Hayward 94545 | (510) 786-1400 |
| Buckles-Smith Electric Co 2409 Pratt Ave, Hayward 94544 | (510) 487-5600 |
| D Z Cook 25567 Seaboard Ln, Hayward 94545 | (510) 293-6810 |
| Graybar Electric Co 2368 Lincoln Ave, Hayward 94545 | (510) 259-0122 |
| Stanger-Boltz Inc 3563 Arden Rd, Hayward 94545 | (510) 782-8844 |
| Wesco Distributing Inc 3524 Breakwater Ave, Hayward 94545 | (510) 670-2760 |
| Sunpentown Intl Inc 30966 San Benito St, Hayward 94544 | (510) 487-6288 |