| Business | Phone |
| A & E Electrical Co 589 Quarry Rd, San Carlos 94070 | (650) 802-9111 |
| A & E Electrical Co 640 Quarry Rd, San Carlos 94070 | (650) 593-9111 |
| A 24 Electric Co San Carlos 94070 | (650) 551-9090 |
| Absolute Electrical 912 Walnut St, San Carlos 94070 | (650) 654-7889 |
| Allen Electric San Carlos 94070 | (650) 637-1134 |
| Atherton Electric Po Box 1203, San Carlos 94070 | (650) 592-1939 |
| Bay Electric San Carlos 94070 | (650) 654-4351 |
| Bryant Electric Po Box 511, San Carlos 94070 | (650) 591-1864 |
| Call Us Now Electric Po Box 1466, San Carlos 94070 | (415) 538-9280 |
| Chris Borg Electric San Carlos 94070 | (650) 593-7000 |
| Cocconi Electric Co 850 E San Carlos Ave # E, San Carlos 94070 | (650) 610-8586 |
| Craft Electric Co 734 El Camino Real, San Carlos 94070 | (650) 595-5118 |
| E & S Electric San Carlos 94070 | (650) 593-9051 |
| Engelhart Electric Co 1052 Commercial St, San Carlos 94070 | (650) 595-1091 |
| Ervin Co 1000 Washington St, San Carlos 94070 | (650) 595-1570 |
| Hart Electric 908 Washington St, San Carlos 94070 | (650) 654-4623 |
| Hyland Contractors 585 Quarry Rd, San Carlos 94070 | (650) 369-1902 |
| Intermountain Electric Inc 1441 Bayport Ave, San Carlos 94070 | (650) 591-7118 |
| Jmv Electric 1409 Industrial Rd, San Carlos 94070 | (650) 591-3055 |
| La Grone Electric & Svc Co 90 Glenn Way # 8, San Carlos 94070 | (650) 595-4162 |
| Linehan Electric 1524 Howard Ave, San Carlos 94070 | (650) 593-0176 |
| Lynch Electric 1160 Industrial Rd # 18, San Carlos 94070 | (650) 594-1054 |
| Mc Closkey Electric Inc 71 Glenn Way, San Carlos 94070 | (650) 595-2188 |
| Oakwood Electric Co San Carlos 94070 | (650) 595-9663 |
| Palmer Electric Inc 801 American St # C, San Carlos 94070 | (650) 592-7171 |
| Potratz Electric 120 Arundel Rd, San Carlos 94070 | (650) 593-3467 |
| West Bay Electric 193 Lemoore Dr, San Carlos 94070 | (650) 366-0399 |