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The Reliable Results You Need, When You Need Them Drug, Alcohol,
and DNA Testing
Fastest Labs of Grapevine
Today's Hours: 9:00 AM - 5:00 PM See More Hours
1800 Industrial Blvd
Suite 100, Colleyville, TX 76034
(817) 767-0929
Walk-ins Welcome! After hours and post-accident 24/7 service available.


Fast and Accurate Results

For over a decade, FastestLabs® has administered quality testing services at affordable prices. From drug and alcohol testing to providing answers to genetic questions, Fastest Labs of Grapevine is your resource for quick, reliable results in the Dallas-Fort Worth area.

We provide a comprehensive range of test options for individuals and businesses, including:

  • Companies who conduct random employee drug testing, or require drug testing for safety reasons
  • Parents who would like to test their children for drug and alcohol use
  • Sports organizations identifying athletes’ use of recreational or performance-enhancing drugs
  • Legal entities in need of drug testing or DNA evidence for cases
  • Parents or children interested in maternity or paternity testing
  • People who are interested in their own genetic make-up and ancestry

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Grapevine DNA & Drug Testing

Reliable, Easy Colleyville Lab Testing Services

Fastest Labs of Grapevine has extensive service options so we can tailor testing to your specific circumstance. We use non-invasive testing methods in all of our services, and ensure confidentiality for all of our customers. With Fastest Labs of Grapevine, you can expect accuracy, security, and rapidity in every test.

Contact our team at Fastest Labs of Grapevine
by calling (817) 767-0929.

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Our Partners

  • Quest Diagnostics
  • Lab Corp
  • Clinical Reference Laboratory
  • Psychemedics
  • DISA
  • Alere
  • Omega Labs
  • ExperTox
  • Medtox Laboratories

Request an Appointment

Walk-ins and same day appointments are welcome! Please call to inquire about weekend and after-hour appointments.
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