Drug Testing

National Drug Testing Network is the leading provider of drug testing, alcohol testing, occupational health services and DNA testing in all major cities nationwide. These testing centers are strategically located near your home or office and offer same day service.

Drug testing and alcohol testing services are given for various needs including employment, DOT, court-ordered, school and available for small, medium and large companies as well as for individual needs.

If you are in need of a drug, alcohol or any testing services, you can count on National Drug Testing Network. Scheduling is simple and easy. All you have to do is call (888) 811-5384 or schedule online. Once registered, you will get a donor pass via e-mail. After this, you can proceed directly to the testing center near you, which is also listed in your registration form.

Please take note that our testing locations do not accept any form of payment and require a test registration donor pass to administer a drug, alcohol, or any other type of test.

National Drug Testing Network uses 5, 10 and 12 panel drug test screenings which utilizes urine, oral swab, hair, blood and oral fluids. Alcohol testing is available for breath alcohol, standard urine and ETG testing.

All National Drug Testing Network laboratories are SAMHSA certified and all tests results are verified by our in house licensed physicians who serve as Medical Review Officers.

Department of Transportation (DOT)

If you or any of your employees are required by the Department of Transportation, or if you hold a sensitive designation in your company, then you need to fully comply with Part 40 of the DOT regulations and the office of drug and alcohol policy compliance.

National Drug Testing Network also provides a DOT random testing consortium, DOT drug policy for employers and DOT physicals.

Drug Free Workplace

In almost all States, employers are encouraged to foster a drug free workplace. Some States even provide a discount on workers compensation premiums if the business owner is certified as a drug free workplace and the drug testing program complies with State law.

National Drug Testing Network provides employers with a turn-key drug free workplace program which includes a drug free workplace policy, drug free workplace signage, chain of custody forms and complete management of the drug and alcohol testing program.

On-Site/Mobile DNA Testing


Here at National Drug Testing Network, we come to you as we provide on-site DNA testing through our Mobile DNA testing procedure. Be it in your home, office, hospital or any other location, you no longer have to worry about a thing.

Professional and Friendly Staff

Our testing  locations have trained and certified professional drug testing specialists and our drug testing centers and staff are committed to providing courteous, helpful and professional assistance.

When you need a test, choose the best!

National Drug Testing Network

(888) 811-5384

For information regarding the effects of drug abuse – Click Here

For information on a drug free work place – Click Here

For information on substance abuse programs – Click Here

For information on DOT Drug / Alcohol Testing requirements – Click Here

Select Your Test Below

Why Use NDN?

  • Certified and Trained Staff
  • Testing Centers Nationwide
  • Same Day Service Available
  • DOT Certified Staff
  • Court Approved
  • SAMHSA Certified Laboratories
  • Medical Review Officer Verification
  • On-Site / Mobile Testing Available
  • Urine - Hair - Saliva - Blood
  • Friendly and Professional Staff
  • Scheduling Office Open Late and Saturdays
  • 24 hour Online Scheduling Available