St. Paul Facility

St. Paul Facility

The Veterinary Diagnostic Laboratory is located on the corner of Gortner and Commonwealth Avenues on the University of Minnesota St. Paul campus. The laboratory receiving area and client parking are on Gortner Avenue.

Regular business hours     

Monday - Friday
7:45 am - 4:30 pm CST
Holiday schedule (including PRRSV boar stud testing days)


  • Temporary parking for VDL clients is available at the VDL building, under the walkover.
  • Gortner Avenue Ramp
  • Meters are located on Fitch Avenue


  • Handicap accessible via east side
  • Elevator
  • Adapted restrooms

After-hours submissions

Saturday Deliveries (UPS & FedEx)

Although we aren’t open for testing, you can still ship your samples to us for Saturday delivery. We’ll have someone here to make sure they’re stored correctly until we can process them on Monday morning.

Please use either FedEx or UPS. We do not recommend using the United States Postal Service for diagnostic samples.

Please ship to:

Veterinary Diagnostic Lab
1333 Gortner Avenue
St. Paul, MN 55108

Use our new UPS Shipping Program to print your own label from home!

Evening and Weekend Drop-Offs

Samples may be submitted anytime outside of regular VDL business hours at the Veterinary Medical Center (VMC):

Veterinary Medical Center
1365 Gortner Avenue
St. Paul, MN 55108

The VMC is open 24/7 and will refrigerate your samples until we collect them at the start of the following business day. Please be sure to bring a completed VDL submission form with your samples when you drop off after hours. This will help us expedite your case.