Listeners can also hear WTSL programming on FM translator stations W248DA at 97.5 MHz in Hanover and W269DI at 101.7 in Claremont, as well as on the second HD subchannel of WHDQ.

[5] Up to this time, WTSL carried the NBC Radio Network news and music show Monitor, along with Boston Red Sox baseball, via an over-the-air feed from WGIR-FM in Manchester and WTSV-FM in Claremont.

In the 1970s, WTSL dropped NBC, adding the CBS Radio Network and later, returning to the Mutual Broadcasting System as a secondary affiliation.

During this period of time, the studios were located at its transmitter site on Oak Ridge Road in West Lebanon, New Hampshire.

Clear Channel continued the talk radio format,[6] while adding Rush Limbaugh, taking the program from WNTK-FM.

On June 12, 2018, WTSL dropped the ESPN sports format and began stunting with "Rapper's Delight" by the Sugarhill Gang, in preparation of launching new translator W248DA (97.5 FM).