Oregon Veterinary Diagnostic Laboratory

  • Hours: 8 a.m. to 5 p.m., M - F
    • Closed weekends and university holidays
  • Telephone: 541-737-3261
  • Fax: 541-737-6817
  • Email: vet.diagnostic@oregonstate.edu
  • Address (Google Maps link): 

134 Magruder Hall
700 SW 30th
Corvallis, OR 97331-8555

The OVDL entrance is on the south end of Magruder Hall. 

After Hours Emergencies

  • If you have a herd health emergency affecting multiple animals, please contact us at: 541-737-3261 to request a call back from a Veterinary Pathologist.
  • For non-urgent inquiries, please call 541-737-3261 and leave a message. We will return your call the next business day.

External Partners