[6] The Federal Communications Commission (FCC) initiated comparative hearing proceedings in 1960;[7] that August, Geller amended his application to instead operate on 1540 kHz,[8] and Associated was granted a construction permit on November 22.

[12] Sullivan, Tindal, and Solberg sold WOKW to Sidney and Arlene Sanft and Henrietta Masters for $350,000 in 1976;[13] the new owners took over on February 7, 1977.

[4] Sanft, in turn, sold the station to Bay Colony Broadcasting—owned by New York literary agents Francis Greenburger, Edward F. Acton, and Dennis Holler—for $435,000 in 1981.

[26] Metro South Broadcasting attempted to sell WMSX to Griot Communications, owned by former WILD general manger Monte Bowens, for $410,000 in 1998.

[35] Hispanic Broadcasters, controlled by Antonio Molina, bought the station[36] for $1.43 million in 2004;[37] after defaulting on a loan, the company's lenders took over WMSX in 2008.

[39] After the church took control on February 5, 2009,[40] WMSX returned to the air April 13;[41] it played contemporary Christian music[40] as "Power 1410".

In December 2014, WZBR and WBAS began carrying some separate programming from WSRO;[51] by 2015, the three stations were jointly branded as "Rede ABR".

The new format, whose studios were located near Dudley Square, was operated by Frank Holder and programmed by Steve Gousby, both of whom had previously been associated with Boston's longtime Black-oriented station, WILD.

[53] In September 2016, New Edition lead singer Ralph Tresvant launched his Friday afternoon, radio show "Inside The Ride" on WZBR.

[54] Langer Broadcasting took WZBR and its translator silent in mid-July 2020, due to financial difficulties; the shutdown was concurrent with the suspension of operations of WSRO and WBAS, which had continued with the "Rede ABR" Portuguese programming.

[59] WZBR returned to the air in March 2024[60] from a 10-watt facility on Great Blue Hill under special temporary authority;[61] it went silent on April 1 following technical problems.