Global Drug Testing Services is listed under the Health Systems Agency category (which is under the following categories: Other Public Sector -> Social Services, NEC).
They serve both B2B (business to business) and B2C (business to consumer) needs.
Global Drug Testing Services was founded in 1995.
They are located at 38 West Morton Avenue in Porterville, California.
Mobile and regular directions can be viewed below as well as their phone number, ratings, website (when listed).
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