these are all the agencies i could find out there  maybe one could help you
Good Luck

 Baja Animal Sanctuary
PMB 626, P.O. Box 439060
San Diego, 92143
011/52.661.613.1119
placement for local dogs and cats

 Cause for Paws Rescue
7902 Vista Palma
Carlsbad, 92009
760.479.0252

 Coronado Animal Shelter
1015 Sixth Street
Coronado, 92118
619.435.8247
shelter and adoption agency for dogs and cats

 El Cajon Animal Shelter
1275 N. Marshall
El Cajon, 92020
619.441.1580

 Friends of County Animal Shelters
P.O. Box 8375
La Jolla, 92038
619.685.3536
assist local shelters with adoptions

 Help for Homeless Pets
P.O. box 1406
Ramona, 92065
619.825.6168
foster and adoption service for dogs and cats

 Help for Pets
10601-G Tierrasanta Blvd
San Diego, 92124
858.334.4311
foster and adoption service for dogs and cats

 Pet Assistance Foundation of San Diego
P.O. Box 264
La Mesa, 91944
619.544.1222
low-cost vet referral

 S. Ford Foundation
2317 Hotel Circle South
San Diego, 92108
619.299.2400
adoption services for abused cats and dogs

 San Diego Pet Rescue
P.O. Box 7512
Chula Vista, 91912
619.482.5253

 San Diego Special Needs Rescue
P.O. Box 420192
San Diego, 92142
858.277.3557
rescue and adoption for elderly and disabled pets

 Camp Pendleton Animal Shelter
Box 555051
Camp Pendleton, 92055
760.752.8120

Cats

 Cat Adoption Service
cat rescue and placement

 Feral Cat Coalition
9528 MIRAMAR ROAD
San Diego, 92126
619.497.1599
spay/neuter clinic

 Friends of Cats
15587 Olde Hwy 80
El Cajon, 92021
619.561.0361
cat rescue and shelter

 National Cat Protection Society
9031 Birch St.
Spring Valley, 91977
619.469.8771
humane society and retirement center for cats

 Rescue House
P.O. Box 231336
Encinitas, 92023
760.591.1211
cat rescue and placement

     Animal Emergency Clinic
     13240 Evening Creek Dr. Poway, CA 92064 858-748-7387
     Animal ER of San Diego
     5610 Kearny Mesa Rd. San Diego CA 92111  858-569-0600
     619-298-6644
     Coastal Emergency Animal Hospital
     1900 Hacienda Dr. Vista, CA 92083 760-630-6343
     CritiCare Veterinary Emergency Clinic  858-759-2255
     Escondido Veterinary Urgent Care 858-759-2255
     Mission Valley Emergency Animal Hospital
     2317 Hotel Circle South San Diego, 92108 619-299-2400
     Pet Emergency & Specialty Center
     5232 Jackson Dr. Ste 105 La Mesa, CA 91942 619-462-4800
     North County Emergency Animal Clinic
     100 N Rancho Santa Fe Rd #133 San Marcos, CA 92069 760-734-4433
     South County Emergency Animal Clinic
     3438 Bonita Rd. Bonita, CA 91902 619

     Bay Park Pet Clinic
     1102 MORENA BLVD
     San Diego, California   92110
     Tel: 1-619-276-1616
     more info on this veterinary clinic >>

    Grand Animal Hospital
     1033 Grand Avenue
     San Diego, California   92109
     Tel: Ph: 858-272-1320
     more info on this veterinary clinic >>

    Penasquitos Pet Clinic
     9728 Carmel Mountain Rd; Suites D, E
     San Diego, California   92129
     Tel: 1-858-484-1260
     more info on this veterinary clinic >>

     PET HOSPITAL OF PENASQUITOS
     9888-F Carmel Mountain Rd.
     San Diego, California   92129
     Tel: 858-484-3490
     more info on this veterinary clinic >>

    PETCO
     8290 Mira Mesa Blvd.
     San Diego, California   92126-2604
     Tel: 858-693-1131
     more info on this veterinary clinic >>

    PETCO
     1210 West Morena Blvd.
     San Diego, California   92110
     Tel: 619-275-5100
     more info on this veterinary clinic >>

     PETCO
     3994-a Clairemont Mesa Blvd.
     San Diego, California   92117
     Tel: 858-483-4100
     more info on this veterinary clinic >>

    PETCO
     11160 Rancho Carmel Dr
     San Diego, California   92128
     Tel: 858-451-8347
     more info on this veterinary clinic >>

    PETCO
     10410 Friars Road
     San Diego, California   92120
     Tel: 619-563-0071
     more info on this veterinary clinic >>

     San Carlos Veterinary Hospital
     8618 Lake Murray Blvd.
     San Diego, California   92119
     Tel: 619-460-3100
     more info on this veterinary clinic >>