Home › Top 6 Veterinary Clinics in Castro Valley, California Find best Veterinary Clinics in Castro Valley, California, with all necessary contact information, including addresses, phone numbers, working hours, map locations, and website links. Castro Valley Companion Animal Hospital US, Castro Valley, CA 945462509 Lessley Ave Redwood Animal Hospital - Castro Valley (CA 94546) US, Castro Valley, CA 945463762 Castro Valley Blvd Boulevard Pet Hospital - Castro Valley (CA 94546) US, Castro Valley, CA 945463489 Castro Valley Blvd Eden Pet Hospital US, Castro Valley, CA 945461920 Knox St Castro Valley Animal Hospital US, Castro Valley, CA 945462837 Castro Valley Blvd Groveway Veterinary Hospital US, Castro Valley, CA 945462423 Grove Way