Fastest Labs Expands into Tennessee with Newly Opened Cookeville Location DNA and Drug Testing Franchise Continues to Grow as it Aims to Add 12 Locations to the State by 2022 News provided by Share this article Share this article COOKEVILLE, Tenn., June 2, 2021 /PRNewswire/ -- Fastest Labs, a Drug, Alcohol and DNA Testing franchise, has added a new location in Cookeville, Tennessee to its growing list of facilities across America. This new location marks the first Fastest Labs in the state, having opened in April 2021, and is located at 545 E. Spring St. The growing franchise brand aims to develop an additional 12 locations across Tennessee, through strategic franchise partnerships, in territories including Chattanooga, Knoxville and Murfreesboro.