| Business | Phone |
| J & L Electric Inc 3097 Bronco Ln, Norco 92860 | (951) 735-1030 |
| Absolute General Contracting 343 6th St, Norco 92860 | (951) 272-0064 |
| American Electrical Svc 3227 Adelina Ave, Norco 92860 | (951) 833-6127 |
| George R Baca 792 Saddle Way, Norco 92860 | (951) 735-1170 |
| Lewis Electric Po Box 502, Norco 92860 | (951) 314-2015 |
| Mc Ghee Electric 3181 Broken Arrow St, Norco 92860 | (951) 735-5392 |
| Nelson & Nelson Electric Contr 3659 Sierra Ave, Norco 92860 | (951) 817-1783 |
| Morales Construction & Elec 1642 4th St, Norco 92860 | (951) 735-3002 |
| Paul Fowler-Electrical 2747 Vine St, Norco 92860 | (951) 737-1520 |
| R B's Electric 404 7th St, Norco 92860 | (951) 734-0678 |
| Rowland Electric Co 4204 Mount Verde Dr, Norco 92860 | (951) 735-0691 |
| Schamber Electric 444 6th St, Norco 92860 | (951) 739-0497 |
| Sparky's Electric 2440 Crazy Horse Ln, Norco 92860 | (951) 279-1722 |