Find all detailed info for Quest Diagnostics in California, ca, including address, opening hours and contact number with ease.

  • Quest Diagnostics
  • 20400 Lake Chabot Rd, Castro Valley, CA 94546
  • 510-881-1570
  • Mon: 8:00 AM - 7:00 PM
    Tue: 8:00 AM - 7:00 PM
    Wed: 8:00 AM - 7:00 PM
    Thu: 8:00 AM - 7:00 PM
    Fri: 8:00 AM - 7:00 PM
    Sat: 9:00 AM - 1:00 PM
    Sun: 9:00 AM - 1:00 PM

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