| Los Alamitos Medical Center | 3751 Katella Ave | Los Alamitos | CA 90720 | 562-598-1311 |
| Fountain Valley Regional Medical Center | 17100 Euclid St | Fountain Valley | CA 92708 | 714-966-7200 |
| Orange Coast Memorial Medical Center | 9920 Talbert Ave | Fountain Valley | CA 92708 | 714-378-7000 |
| Saddleback Memorial Medical Center | 24451 Health Center Dr | Laguna Hills | CA 92653 | 949-837-4500 |
| Hoag Hospital Irvine | 16200 Sand Canyon Ave | Irvine | CA 92618 | 949-764-4624 |
| Hoag Memorial Hospital Presbyterian | One Hoag Dr | Newport Beach | CA 92658 | 949-764-4624 |
| AHMC Anaheim Regional Medical Center | 1111 W. La Palma Ave | Anaheim | CA 92801 | 714-774-1450 |
| Garden Grove Hospital and Medical Center | 12601 Garden Grove Bl | Garden Grove | CA 92843 | 714-537-5160 |
| Placentia Linda Hospital | 1301 Rose Dr | Placentia | CA 92870 | 714-933-2000 |
| Long Beach Memorial | 2801 Atlantic Ave | Long Beach | CA 90806 | 562-933-2000 |
| Lakewood Regional Medical Center | 3700 E. South St | Lakewood | CA 90712 | 800-375-1630 |
| Mission Hospital Laguna Beach | 31872 Coast Highway | Laguna Beach | CA 92651 | 949-499-1311 |
| Mission Hospital Regional Medical Center | 27700 Medical Center Rd | Mission Viejo | CA 92691 | 949-364-1400 |
| Saddleback Mem Medical Ctr-San Clemente Campus | 654 Camino De Los Mares | San Clemente | CA 92673 | 949-496-1122 |
| Western Medical Center Anaheim | 1025 S. Anaheim Bl | Anaheim | CA 92805 | 714-533-6220 |
| Western Medical Center Santa Ana Inc | 1001 N Tustin Ave | Santa Ana | CA 92705 | 714-953-3500 |
| St Francis Medical Center | 3630 E Imperial Hwy | Lynwood | CA 90262 | 310-900-7420 |
| Chapman Medical Center | 2601 E Chapman Ave | Orange | CA 92869 | 714-633-0011 |
| Coastal Communities Hospital | 2701 S Bristol St | Santa Ana | CA 92704 | 714-754-5454 |
| Beverly Hospital | 309 W Beverly Blvd | Montebello | CA 90640 | 323-726-1222 |
| Whittier Hospital Medical Center | 9080 Colima Rd | Whittier | CA 90605 | 562-945-3561 |
| St Joseph Hospital Orange | 1100 W Stewart Dr | Orange | CA 92868 | 714-633-9111 |
| St Jude Medical Center | 101 E Valencia Mesa Dr | Fullerton | CA 92835 | 714-871-3280 |