The US radio group has signed up for Arbitron’s Portable People Meter and Diary radio ratings service which it said would be used as it continued to identify opportunities to grow its radio platform and make it more attractive to listeners and customers.

Entercom Communications president and CEO David Field said: “We plan to continue to collaborate with Arbitron to demonstrate the incredible value of radio to ensure broadcasters get full credit for their audience and to enhance the return to marketers on their advertising investment.”