| 4S Ranch Substation | 10282 Rancho Bernardo Road
San Diego, CA 92127 | (858) 521-5200 |
| Alpine Substation | 2751 Alpine Boulevard
Alpine, CA 91901 | (619) 659-2600 |
| Borrego Springs Office | 2620 Country Club Road
San Diego, CA 92004 | (760) 767-5656 |
| Boulevard Office | 39919 Highway 94
Boulevard, CA 91905 | (619) 766-4585 |
| Campo Substation | 378 Sheridan Road, PO Box 7
Campo, CA 91906 | (619) 478-5378 |
| Dulzura Office | 1135 Community Building Road
Dulzura, CA 91917 | (619) 468-1404 |
| Fallbrook Substation | 388 East Alvarado Street
Fallbrook, CA 92028 | (760) 451-3100 |
| Imperial Beach Substation | 845 Imperial Beach Boulevard
Imperial Beach, CA 91932 | (619) 498-2400 |
| Julian Substation | 2907 Washington Street, PO Box 369
Julian, CA 92036 | (760) 765-4780 |
| Lakeside Substation | 12365 Parkside Street
Lakeside, CA 92040 | (619) 938-1360 |
| Lemon Grove Substation | 3240 Main Street
Lemon Grove, CA 91945 | (619) 337-2000 |
| North Coastal Station | 175 North El Camino Real
Encinitas, CA 92024 | (760) 966-3500 |
| Pine Valley Substation | 28696 Old Highway 80 PO Box 312
Pine Valley, CA 91962 | (619) 938-8400 |
| Poway Station | 13100 Bowron Road
Poway, CA 92064 | (858) 513-2800 |
| Ramona Substation | 1424 Montecito Road
Ramona, CA 92065 | (760) 789-9157 |
| Ranchita Substation | 25704 San Felipe Road (S-2)
Warner Springs, CA 92086 | (760) 782-3353 |
| Rancho San Diego Station | 11486 Campo Road
Spring Valley, CA 91978 | (619) 660-7090 |
| San Marcos Station | 182 Santar Place
San Marcos, CA 92069 | (760) 510-5200 |
| Santee Station | 8811 Cuyamaca Street
Santee, CA 92071 | (619) 956-4000 |
| Valley Center Substation | 28201 N. Lake Wohlford Road
Valley Center, CA 92082 | (760) 751-4400 |
