Veterinary Diagnostic Laboratory
College of Veterinary Medicine
University of Minnesota
1333 Gortner Avenue
St. Paul, MN 55108-1098
We are located on the corner of Gortner and Commonwealth Avenues.
From the East:
Take Hwy 94 Westbound to Hwy 280 North (Exit 236). Exit at Energy Park Drive and turn right onto Energy Park Drive. Turn left onto Raymond Ave. Raymond Ave turns into Cleveland Ave. Make a right onto Commonwealth Ave. Take a left onto Gortner Ave. Turn left into the Veterinary Diagnostic Laboratory.
From the West:
Take Hwy 94 Eastbound to Hwy 280 North (Exit 236). Exit at Energy Park Drive and turn right onto Energy Park Drive. Turn left onto Raymond Ave. Raymond Ave turns into Cleveland Ave. Make a right onto Commonwealth Ave. Take a left onto Gortner Ave.
Turn left into the Veterinary Diagnostic Laboratory.
From the North:
Take Hwy 35W Southbound and exit on left for Cleveland Ave (Exit 22B). Continue on Cleveland Ave. Turn left onto Commonwealth Ave. Make a left onto Gortner Ave. Turn left into the Veterinary Diagnostic Laboratory.
From the South:
Take Hwy 35W Northbound to Hwy 94 East, then exit onto Hwy 280 North (Exit 236). Exit onto Energy Park Drive. Turn right onto Energy Park Drive. Make a left onto Raymond Ave (which turns into Cleveland Ave). Make a right onto Commonwealth Ave. Take a left onto Gortner Ave. Turn left into the Veterinary Diagnostic Laboratory.
Business hours: Monday - Friday, 7:45 a.m. - 4:30 p.m. CST
After hours submissions: See delivery options on the Hours & facilities page.
Phone:
612-625-8787
800-605-8787 (toll free)
Fax: 612-624-8707
Email: [email protected]
If you'd like to help us improve our service, please provide feedback.
Holiday Schedule
5/26/2025 - Memorial Day Observed - MPTL closed (no courier service), St. Paul reduced testing
6/19/2025 - Juneteenth Observed - MPTL closed (no courier service), St. Paul reduced testing
7/4/2025 - Independence Day Observed – Both labs closed
9/1/2025 - Labor Day Observed - MPTL closed (no courier service), St. Paul reduced testing
11/27/2025 - Thanksgiving Day Observed - Both labs closed
11/28/2025 - University Holiday - MPTL closed (no courier service), St. Paul reduced testing
12/24/2024 - University Holiday - Both labs open until noon
12/25/2024 - Christmas Day Observed - Both labs closed
12/26/2024 - University Holiday - MPTL closed (no courier service), St Paul reduced testing
1/1/2025 - New Year's Day Observed - Both labs closed
1/19/2026 - Martin Luther King's Birthday - MPTL closed (no courier service), St. Paul reduced testing
Minnesota Poultry Testing Laboratory
622 Business Hwy 71 NE
Willmar, MN 56201
Business hours: Monday - Friday, 8:00 a.m. - 4:30 p.m. CST
Phone: 320-231-5170
Fax: 320-231-6071