[4] It carried NBC's schedule of dramas, comedies, news, sports, soap operas, game shows and big band broadcasts during the "Golden Age of Radio".

With the enactment of North American Regional Broadcasting Agreement (NARBA) in 1941, WCSH shifted to 970 kHz.

As network programming shifted from radio to television, WCSH switched to a full service, middle of the road format of popular music, news and sports.

It changed its call sign to WZAN to echo co-owned talk radio station 560 WGAN.

In addition, syndicated programs from Sean Hannity, Dave Ramsey and Laura Ingraham were put on the schedule.

On November 1, 2019, WZAN changed its format from ESPN sports to classic country, branded as "101.5 The Outlaw".