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Business Closure Dates and Business Hours

USDTL COVID-19 Operations Update

First, we want to say thank you to everyone on the frontlines during this societal concern. We are grateful for your commitment to serving and protecting our communities. We couldn’t get through this without dedicated people like you.  

USDTL is monitoring the situation closely to prioritize the health of our employees and the results that we promise our partners.  

At this time, we do not anticipate having reduced staffing or a delay in reporting testing results. However, should that need arise, we will inform you immediately.   

Thank you again for your dedication.


USDTL is closed in observance of the following United States holidays:

  • New Year’s Day
  • Memorial Day
  • Independence Day 
  • Labor Day
  • Thanksgiving Day
  • Christmas Day

Client Services Business Hours:

Monday – Friday
6:00 a.m. – 8:00 p.m. CST

Saturday
8:00 a.m. – 5:00 p.m. CST

Contact USDTL

1.800.235.2367