Whether you are a new carrier, just getting into the trucking and freight hauling business, or an established businesses with multiple trucks, you know that finding the resources that you need to start your trucking business and streamline it, can be a challenge. In this page we are looking at drug testing companies.

That is why here at Pay4Freight we have identified some of the best companies to help truckers.  We specifically include different sized companies—companies who might not be showing up on the first page of google but still deliver excellent service and value for money to their clients. If you know of a great company that also deserves to be listed here, simply contact us and let us know their details. 

DATIA logo


The Drug and Alcohol Testing Industry Association (DATIA) was founded in 1995 and has grown to represent over 1500 member companies, and expanded its scope. DATIA now represents the entire spectrum of drug and alcohol service providers including collection sites, laboratories, consortiums/TPAs, MROs, and testing equipment manufacturers.



DATCS’s strength and focus is on customer service. With over 25 years of experience in administering substance abuse programs, we take pride in being considered one of the top educators in our industry. Our experience has built our reputation for excellent service and expert compliance knowledge.


We are on a mission to ensure the hardest cases do not go without resolution by specializing in niche areas of forensic drug and alcohol testing. We have decades of experience and innovation focused on serving our clients’ population health needs. We offer the most comprehensive panels on the market.

National Drug Screening logo

National Drug Screening

Our specialty is that we are experts in all things drug & alcohol testing and drug free workplace programs. We do not provide other services; we are laser focused on providing the best drug & alcohol testing services available in the USA only. We provide great customer service with fair and competitive pricing.

AZ Clinical Services logo

AZ Clinical Services

We provide drug screen collection Services for Urine, Hair, Fingernails and Saliva. All of our locations are Walk-In Only, so no appointments are needed. Most tests only take 5-10 minutes each, so you are in and out quickly..