Although iHeart and Entercom oversee their in-house voice-tracking networks from their home bases in San Antonio and Philadelphia, smaller radio companies rely on talent agencies such as Skid Trax, a 10-year-old service that links stations with veteran DJs such as Marisay and Ashley & Brad, the morning-show duo for Simi Valley, California, country station KWSV. And lately business is booming: Between 2018 and 2019, Skid Trax increased the number of stations it works with by 7%; between 2019 and 2020, the increase was 43%. Skid Trax personalities have been “getting more and more calls,” says Tonya Campos, a former program director who co-founded the company 10 years ago, and co-founder Michael Raffety adds: “For the local talent, it’s sad. For a show like Ashley & Brad, like it or n...