Most of WROL's programming is religious including local ministers as well as national radio hosts such as Dr. Charles Stanley, Jay Sekulow and Eric Metaxas.

The owners, Harold A. Lafount and two others (operating for the interests of Arde Bulova) became embroiled in a long-running dispute with the FCC for having filed false reports regarding ownership and financial structure, and in 1947 their license renewal was rejected.

In April 2024, Paul Sullivan celebrated his 42nd year as host of the Irish Hit Parade, one of the longest continuous tenures in Boston radio history.

In 2001, as part of Carter Broadcasting dismantling its network and focusing its attention to WCRN in Worcester, the station was sold to Salem Communications.

WROL's complete 1,000 watt radio transmitter and wire-array antenna was hand built by the station Engineer Joseph Wofford.