Contact Information and Hours of Operation
Louisiana Animal Disease Diagnostic Laboratory
Louisiana State University
Baton Rouge, LA 70803
Regular Hours of Operation
8:00 AM - 5:00 PM Monday - Friday
LADDL Holiday Schedule
December 25, 2017: Closed
December 26 - 28, 2017: Open with limited services
December 29, 2017 - January 2, 2018: Closed
LADDL will resume normal business hours and services on January 3, 2018.
includes essential but limited services within the bacteriology laboratory.
are available on Saturdays provided the animal arrives before 10:00 AM on Saturday.
Essential services are scheduled during extended holidays. Call the for specific closure dates if not listed on this page.
Shipping by Commercial Carrier
FedEx and UPS deliver M-F to the address listed above.
Samples may be dropped off to LADDL after hours and on weekends.
Samples brought to the laboratory after hours should be delivered to the security guard at the LSU School of Veterinary Medicine. Make sure the LADDL Specimen Submission Form accompanies the sample. Laboratory personnel will process the sample on the next business day.