Nationwide Testing Available

US Onsite Drug and Alcohol Testing brings you superior quality drug testing to protect your business. Drug and Alcohol Testing is available in Texas, Louisiana, Alabama, Arkansas, and Georgia


Our corporate office is located in Corpus Christi, TX. We look forward to helping you with your all of your testing needs!

Contact us:

  • Office: 361-353-4643
  • Fax: 361-353-4647