| Business | Phone |
| City & County Of San Francisco 9650 Hetch Hetchy Rd, El Portal 95318 | (209) 379-2695 |
| City & County Of San Francisco 9600 Hetch Hetchy Rd, El Portal 95318 | (209) 379-2622 |
| City & County Of San Francisco Hetch Hetchy Water & Power Matamp;, El Portal 95318 | (209) 379-2697 |