Welcome to USA Drug Testing Network Texas (TX). Your complete employee screening resource. The Texas Drug Testing Network provides links to services for Drug Testing-screening nationwide.  We offer the convenience of a full range of services including this national drug collection network. Whether its designing and implementing a complete Employee Screening Program for a Company comprehensive Drug and Alcohol Testing Program, developing a Department of Transportation Drug and Alcohol Testing Program for a Transportation industry, to USA Drug Testing Network can deliver collection sites on a nation bases. Just click on the option to the right than find a collection site in the city that you want. Why contract with multiple vendors? Let USA Drug Testing Network be your one stop shop for all your Employee drug testing Screening needs!